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Cloud

Index Cloud

In meteorology, a cloud is an aerosol consisting of a visible mass of minute liquid droplets, frozen crystals, or other particles suspended in the atmosphere of a planetary body. [1]

197 relations: Absorption (electromagnetic radiation), Accessory cloud, Actinoform cloud, Aerosol, Air mass, Akkadian Empire, Albedo, Altocumulus cloud, Altostratus cloud, American Meteorological Society, Ammonia, Ammonium hydrosulfide, Ancient Greek comedy, Antu (goddess), Arcus cloud, Aristophanes, Aristotle, Asperitas (cloud), Atmosphere, Atmosphere of Earth, Atmospheric circulation, Atmospheric convection, Atmospheric instability, Atmospheric Radiation Measurement Climate Research Facility, Bangalore, Bioprecipitation, Cassini–Huygens, Ceiling (aeronautics), Centaur, Cirrocumulus cloud, Cirrostratus cloud, Cirrus cloud, Cleisthenes (son of Sibyrtius), Cleonymus of Athens, Climate, Cloud albedo, Cloud Appreciation Society, Cloud atlas, Cloud base, Cloud condensation nuclei, Cloud forcing, Cloud iridescence, Cloud physics, Cloud seeding, Cloudscape (art), Cloudscape photography, Coalescence (physics), Cold front, Colorado State University, Contrail, ..., Convection, Cumulonimbus cloud, Cumulonimbus incus, Cumulus cloud, Cumulus congestus cloud, Cumulus humilis cloud, Cumulus mediocris cloud, Cyclone, Denmark, Dew point, Dionysia, Downburst, Drop (liquid), Earth, Eloquence, Embezzlement, Equator, Etage, Exoplanet, Extraterrestrial skies, Extratropical cyclone, Flash flood, Fog, Fractus cloud, France, Geographical zone, Glider (sailplane), Gliese 1214 b, Gliese 436 b, Global warming, Great Red Spot, Greenhouse effect, Greenhouse gas, Gulf of Carpentaria, Hail, Hemispheres of Earth, Honeycomb, Ice crystals, Inflow (meteorology), International Civil Aviation Organization, Intertropical Convergence Zone, Israelites, Jean-Baptiste Lamarck, Jet stream, Johann Wolfgang von Goethe, Jupiter, Kármán vortex street, Kelvin–Helmholtz instability, Kepler-7b, Latin, Latitude, Light, Lightning, Liquid, Long hair, Low-pressure area, Luke Howard, Mammatus cloud, Mars, Massachusetts Institute of Technology, Mesosphere, Meteorology, Meteorology (Aristotle), Methane, Mist, Moon, Morning Glory cloud, Mountain, Mushroom cloud, NASA, NASA Earth Observatory, National Oceanic and Atmospheric Administration, National Weather Service, Natural environment, Neptune, Nimbostratus cloud, Noctilucent cloud, Nomenclature, Northern Australia, Old English, Orographic lift, Particulates, Pileus (meteorology), Pillar of cloud, Pillar of Fire (theophany), Planet, Plymouth State University, Polar front, Polar mesospheric clouds, Polar regions of Earth, Polar stratospheric cloud, Precipitation, Rain, Reflection (physics), Rhetoric, Salt, Saturn, Scattering, Scud (cloud), Snow, Socrates, Solar irradiance, Solar System, Sophist, Stratocumulus cloud, Stratosphere, Stratus cloud, Subtropical ridge, Sulfur dioxide, Sulfuric acid, Summer, Sun, Sunshine duration, Surface weather observation, Ted Fujita, Temperate climate, Temperature, The Clouds, Theodore von Kármán, Theoroi, Thunderstorm, Titan (moon), Tornado, Transpiration, Tropics, Tropopause, Troposphere, Twilight, University of California, Los Angeles, Uranus, USA Today, Venus, Virga, Visible spectrum, Warm front, Water, Water vapor, Wave cloud, Weather, Weather front, Weather lore, Weather map, Wildfire, Wind shear, Winter, World Meteorological Organization, Yahweh. Expand index (147 more) »

Absorption (electromagnetic radiation)

In physics, absorption of electromagnetic radiation is the way in which the energy of a photon is taken up by matter, typically the electrons of an atom.

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Accessory cloud

An accessory cloud is a cloud which is dependent on a larger cloud system for its development and continuance.

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Actinoform cloud

An actinoform or actiniform cloud is a collection of marine low clouds that takes a distinct shape.

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Aerosol

An aerosol is a suspension of fine solid particles or liquid droplets, in air or another gas.

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Air mass

In meteorology, an air mass is a volume of air defined by its temperature and water vapor content.

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Akkadian Empire

The Akkadian Empire was the first ancient Semitic-speaking empire of Mesopotamia, centered in the city of Akkad and its surrounding region, also called Akkad in ancient Mesopotamia in the Bible.

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Albedo

Albedo (albedo, meaning "whiteness") is the measure of the diffuse reflection of solar radiation out of the total solar radiation received by an astronomical body (e.g. a planet like Earth).

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Altocumulus cloud

Altocumulus (From Latin Altus, "high", cumulus, "heaped") is a middle-altitude cloud genus that belongs mainly to the stratocumuliform physical category characterized by globular masses or rolls in layers or patches, the individual elements being larger and darker than those of cirrocumulus and smaller than those of stratocumulus.

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Altostratus cloud

Altostratus is a middle altitude cloud genus belonging to the stratiform physical category characterized by a generally uniform gray to bluish-green and sheet or layer.

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American Meteorological Society

The American Meteorological Society (AMS) is the premier scientific and professional organization in the United States promoting and disseminating information about the atmospheric, oceanic, and hydrologic sciences. Its mission is to advance the atmospheric and related sciences, technologies, applications, and services for the benefit of society.

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Ammonia

Ammonia is a compound of nitrogen and hydrogen with the formula NH3.

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Ammonium hydrosulfide

Ammonium hydrosulfide is the chemical compound with the formula (NH4)SH.

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Ancient Greek comedy

Ancient Greek comedy was one of the final three principal dramatic forms in the theatre of classical Greece (the others being tragedy and the satyr play).

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Antu (goddess)

In Akkadian mythology, Antu or Antum (add the name in cuneiform please an.

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Arcus cloud

An arcus cloud is a low, horizontal cloud formation, usually appearing as an accessory cloud to a cumulonimbus.

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Aristophanes

Aristophanes (Ἀριστοφάνης,; c. 446 – c. 386 BC), son of Philippus, of the deme Kydathenaion (Cydathenaeum), was a comic playwright of ancient Athens.

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Aristotle

Aristotle (Ἀριστοτέλης Aristotélēs,; 384–322 BC) was an ancient Greek philosopher and scientist born in the city of Stagira, Chalkidiki, in the north of Classical Greece.

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Asperitas (cloud)

Asperitas (formerly known as Undulatus asperatus) is a cloud formation first popularized and proposed as a type of cloud in 2009 by Gavin Pretor-Pinney of the Cloud Appreciation Society.

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Atmosphere

An atmosphere is a layer or a set of layers of gases surrounding a planet or other material body, that is held in place by the gravity of that body.

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Atmosphere of Earth

The atmosphere of Earth is the layer of gases, commonly known as air, that surrounds the planet Earth and is retained by Earth's gravity.

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Atmospheric circulation

Atmospheric circulation is the large-scale movement of air, and together with ocean circulation is the means by which thermal energy is redistributed on the surface of the Earth.

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Atmospheric convection

Atmospheric convection is the result of a parcel-environment instability, or temperature difference, layer in the atmosphere.

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Atmospheric instability

Atmospheric instability is a condition where the Earth's atmosphere is generally considered to be unstable and as a result the weather is subjected to a high degree of variability through distance and time.

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Atmospheric Radiation Measurement Climate Research Facility

The Atmospheric Radiation Measurement Climate Research Facility (ARM Climate Research Facility) is a United States Department of Energy scientific user facility for the study of global climate change by the national and international research community.

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Bangalore

Bangalore, officially known as Bengaluru, is the capital of the Indian state of Karnataka.

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Bioprecipitation

Bioprecipitation is the concept of rain-making bacteria and was proposed by David Sands from Montana State University before 1983.

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Cassini–Huygens

The Cassini–Huygens mission, commonly called Cassini, was a collaboration between NASA, the European Space Agency (ESA), and the Italian Space Agency (ASI) to send a probe to study the planet Saturn and its system, including its rings and natural satellites.

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Ceiling (aeronautics)

With respect to aircraft performance, a ceiling is the maximum density altitude an aircraft can reach under a set of conditions, as determined by its flight envelope.

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Centaur

A centaur (Κένταυρος, Kéntauros), or occasionally hippocentaur, is a mythological creature with the upper body of a human and the lower body and legs of a horse.

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Cirrocumulus cloud

Cirrocumulus is one of the three main genus-types of high-altitude tropospheric clouds, the other two being cirrus and cirrostratus.

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Cirrostratus cloud

Cirrostratus is a high-level, very thin, generally uniform stratiform genus-type of cloud, composed of ice-crystals.

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Cirrus cloud

Cirrus (cloud classification symbol: Ci) is a genus of atmospheric cloud generally characterized by thin, wispy strands, giving the type its name from the Latin word cirrus, meaning a ringlet or curling lock of hair.

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Cleisthenes (son of Sibyrtius)

Cleisthenes (Κλεισθένης, also Clisthenes or Kleisthenes) was a prominent Athenian delegate (theoros) during the Peloponnesian War (431 BC).

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Cleonymus of Athens

Cleonymus was a political ally of Cleon and an Athenian general.

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Climate

Climate is the statistics of weather over long periods of time.

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Cloud albedo

Cloud albedo is a measure of the albedo of a cloud.

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Cloud Appreciation Society

The Cloud Appreciation Society is a society founded by Gavin Pretor-Pinney from the United Kingdom in January 2005.

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Cloud atlas

A cloud atlas is a pictorial key (or an atlas) to the nomenclature of clouds.

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Cloud base

The cloud base (or the base of the cloud) is the lowest altitude of the visible portion of the cloud.

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Cloud condensation nuclei

Cloud condensation nuclei or CCNs (also known as cloud seeds) are small particles typically 0.2 µm, or 1/100th the size of a cloud droplet on which water vapor condenses.

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Cloud forcing

Cloud forcing (sometimes described as cloud radiative forcing or cloud radiative effect) is, in meteorology, the difference between the radiation budget components for average cloud conditions and cloud-free conditions.

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Cloud iridescence

Cloud iridescence is a colorful optical phenomenon that occurs in a cloud and appears in the general proximity of the Sun or Moon.

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Cloud physics

Cloud physics is the study of the physical processes that lead to the formation, growth and precipitation of atmospheric clouds.

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Cloud seeding

Cloud seeding is a form of weather modification that changes the amount or type of precipitation that falls from clouds, by dispersing substances into the air that serve as cloud condensation or ice nuclei, which alter the microphysical processes within the cloud.

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Cloudscape (art)

In art, a cloudscape is the depiction of a view of clouds or the sky.

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Cloudscape photography

Cloudscape photography is photography of clouds or sky.

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Coalescence (physics)

Coalescence is the process by which two or more droplets, bubbles or particles merge during contact to form a single daughter droplet, bubble or particle.

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Cold front

A cold front is the leading edge of a cooler mass of air, replacing at ground level a warmer mass of air, which lies within a fairly sharp surface trough of low pressure.

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Colorado State University

Colorado State University (also referred to as Colorado State, State, and CSU) is a public research university located in Fort Collins, in the U.S. state of Colorado.

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Contrail

Contrails (short for "condensation trails") are line-shaped clouds produced by aircraft engine exhaust or changes in air pressure, typically at aircraft cruise altitudes several miles above the Earth's surface.

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Convection

Convection is the heat transfer due to bulk movement of molecules within fluids such as gases and liquids, including molten rock (rheid).

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Cumulonimbus cloud

Cumulonimbus, from the Latin cumulus ("heaped") and nimbus ("rainstorm"), is a dense, towering vertical cloud, forming from water vapor carried by powerful upward air currents.

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Cumulonimbus incus

A cumulonimbus incus (Latin incus, "anvil") also known as an anvil cloud is a cumulonimbus cloud which has reached the level of stratospheric stability and has formed the characteristic flat, anvil-top shape.

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Cumulus cloud

Cumulus clouds are clouds which have flat bases and are often described as "puffy", "cotton-like" or "fluffy" in appearance.

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Cumulus congestus cloud

Cumulus congestus clouds, also known as towering cumulus, are a form of cumulus cloud that can be based in the low or middle height ranges.

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Cumulus humilis cloud

Cumulus humilis are cumuliform clouds with little vertical extent, common in the summer, that are often referred to as "fair weather cumulus".

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Cumulus mediocris cloud

Cumulus mediocris is a low to middle level cloud with some vertical extent (Family D1) of the genus cumulus, larger in vertical development than Cumulus humilis.

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Cyclone

In meteorology, a cyclone is a large scale air mass that rotates around a strong center of low atmospheric pressure.

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Denmark

Denmark (Danmark), officially the Kingdom of Denmark,Kongeriget Danmark,.

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Dew point

The dew point is the temperature to which air must be cooled to become saturated with water vapor.

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Dionysia

The Dionysia was a large festival in ancient Athens in honor of the god Dionysus, the central events of which were the theatrical performances of dramatic tragedies and, from 487 BC, comedies.

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Downburst

A downburst is a strong ground-level wind system that emanates from a point source above and blows radially, that is, in straight lines in all directions from the point of contact at ground level.

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Drop (liquid)

A drop or droplet is a small column of liquid, bounded completely or almost completely by free surfaces.

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Earth

Earth is the third planet from the Sun and the only astronomical object known to harbor life.

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Eloquence

Eloquence (from French eloquence from Latin eloquentia) is fluent, forcible, elegant or persuasive speaking.

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Embezzlement

Embezzlement is the act of withholding assets for the purpose of conversion (theft) of such assets, by one or more persons to whom the assets were entrusted, either to be held or to be used for specific purposes.

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Equator

An equator of a rotating spheroid (such as a planet) is its zeroth circle of latitude (parallel).

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Etage

A cloud étage is a meteorological term used to delimit any one of three main altitude levels in the troposphere where certain cloud types usually form.

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Exoplanet

An exoplanet or extrasolar planet is a planet outside our solar system.

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Extraterrestrial skies

In astronomy, an extraterrestrial sky is a view of outer space from the surface of a world other than Earth.

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Extratropical cyclone

Extratropical cyclones, sometimes called mid-latitude cyclones or wave cyclones, are low-pressure areas which, along with the anticyclones of high-pressure areas, drive the weather over much of the Earth.

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Flash flood

A flash flood is a rapid flooding of geomorphic low-lying areas: washes, rivers, dry lakes and basins.

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Fog

Fog is a visible aerosol consisting of minute water droplets or ice crystals suspended in the air at or near the Earth's surface.

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Fractus cloud

Fractus clouds (scuds) are small, ragged cloud fragments that are usually found under an ambient cloud base.

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France

France, officially the French Republic (République française), is a sovereign state whose territory consists of metropolitan France in Western Europe, as well as several overseas regions and territories.

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Geographical zone

The five main latitude regions of the Earth's surface comprise geographical zones, divided by the major circles of latitude.

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Glider (sailplane)

A glider or sailplane is a type of glider aircraft used in the leisure activity and sport of gliding.

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Gliese 1214 b

Gliese 1214 b (often shortened to GJ 1214 b) is an exoplanet that orbits the star Gliese 1214, and was discovered in December 2009.

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Gliese 436 b

Gliese 436 b (sometimes called GJ 436 b) is a Neptune-sized exoplanet orbiting the red dwarf Gliese 436.

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Global warming

Global warming, also referred to as climate change, is the observed century-scale rise in the average temperature of the Earth's climate system and its related effects.

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Great Red Spot

The Great Red Spot is a persistent high-pressure region in the atmosphere of Jupiter, producing an anticyclonic storm 22° south of the planet's equator.

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Greenhouse effect

The greenhouse effect is the process by which radiation from a planet's atmosphere warms the planet's surface to a temperature above what it would be without its atmosphere.

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Greenhouse gas

A greenhouse gas is a gas in an atmosphere that absorbs and emits radiant energy within the thermal infrared range.

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Gulf of Carpentaria

The Gulf of Carpentaria is a large, shallow sea enclosed on three sides by northern Australia and bounded on the north by the Arafura Sea (the body of water that lies between Australia and New Guinea).

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Hail

Hail is a form of solid precipitation.

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Hemispheres of Earth

In geography and cartography, the hemispheres of Earth refer to any division of the globe into two hemispheres (from Ancient Greek ἡμισφαίριον hēmisphairion, meaning "half of a sphere").

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Honeycomb

A honeycomb is a mass of hexagonal prismatic wax cells built by honey bees in their nests to contain their larvae and stores of honey and pollen.

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Ice crystals

Ice crystals are solid ice exhibiting atomic ordering on various length scales and include hexagonal columns, hexagonal plates, dendritic crystals, and diamond dust.

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Inflow (meteorology)

Inflow is the flow of a fluid into a large collection of that fluid.

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International Civil Aviation Organization

The International Civil Aviation Organization (ICAO Organisation de l'aviation civile internationale, OACI), is a specialized agency of the United Nations.

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Intertropical Convergence Zone

The Intertropical Convergence Zone (ITCZ), known by sailors as the doldrums, is the area encircling Earth near the Equator, where the northeast and southeast trade winds converge.

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Israelites

The Israelites (בני ישראל Bnei Yisra'el) were a confederation of Iron Age Semitic-speaking tribes of the ancient Near East, who inhabited a part of Canaan during the tribal and monarchic periods.

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Jean-Baptiste Lamarck

Jean-Baptiste Pierre Antoine de Monet, Chevalier de Lamarck (1 August 1744 – 18 December 1829), often known simply as Lamarck, was a French naturalist.

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Jet stream

Jet streams are fast flowing, narrow, meandering air currents in the atmospheres of some planets, including Earth.

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Johann Wolfgang von Goethe

Johann Wolfgang von Goethe (28 August 1749 – 22 March 1832) was a German writer and statesman.

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Jupiter

Jupiter is the fifth planet from the Sun and the largest in the Solar System.

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Kármán vortex street

In fluid dynamics, a Kármán vortex street (or a von Kármán vortex street) is a repeating pattern of swirling vortices, caused by a process known as vortex shedding, which is responsible for the unsteady separation of flow of a fluid around blunt bodies.

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Kelvin–Helmholtz instability

The Kelvin–Helmholtz instability (after Lord Kelvin and Hermann von Helmholtz) can occur when there is velocity shear in a single continuous fluid, or where there is a velocity difference across the interface between two fluids.

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Kepler-7b

Kepler-7b is one of the first five exoplanets to be confirmed by NASA's Kepler spacecraft, and was confirmed in the first 33.5 days of Kepler's science operations.

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Latin

Latin (Latin: lingua latīna) is a classical language belonging to the Italic branch of the Indo-European languages.

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Latitude

In geography, latitude is a geographic coordinate that specifies the north–south position of a point on the Earth's surface.

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Light

Light is electromagnetic radiation within a certain portion of the electromagnetic spectrum.

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Lightning

Lightning is a sudden electrostatic discharge that occurs typically during a thunderstorm.

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Liquid

A liquid is a nearly incompressible fluid that conforms to the shape of its container but retains a (nearly) constant volume independent of pressure.

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Long hair

Long hair is a hairstyle where the head hair is allowed to grow to a considerable length.

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Low-pressure area

A low-pressure area, low, or depression, is a region on the topographic map where the atmospheric pressure is lower than that of surrounding locations.

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Luke Howard

Luke Howard, FRS (28 November 1772 – 21 March 1864) was a British manufacturing chemist and an amateur meteorologist with broad interests in science.

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Mammatus cloud

Mammatus (mamma or mammatocumulus), meaning "mammary cloud", is a cellular pattern of pouches hanging underneath the base of a cloud, typically cumulonimbus rainclouds, although they may be attached to other classes of parent clouds.

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Mars

Mars is the fourth planet from the Sun and the second-smallest planet in the Solar System after Mercury.

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Massachusetts Institute of Technology

The Massachusetts Institute of Technology (MIT) is a private research university located in Cambridge, Massachusetts, United States.

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Mesosphere

The mesosphere (from Greek mesos "middle" and sphaira "sphere") is the layer of the Earth's atmosphere that is directly above the stratosphere and directly below the thermosphere.

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Meteorology

Meteorology is a branch of the atmospheric sciences which includes atmospheric chemistry and atmospheric physics, with a major focus on weather forecasting.

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Meteorology (Aristotle)

Meteorology (Greek: Μετεωρολογικά; Latin: Meteorologica or Meteora) is a treatise by Aristotle.

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Methane

Methane is a chemical compound with the chemical formula (one atom of carbon and four atoms of hydrogen).

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Mist

Mist is a phenomenon caused by small droplets of water suspended in air.

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Moon

The Moon is an astronomical body that orbits planet Earth and is Earth's only permanent natural satellite.

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Morning Glory cloud

The Morning Glory cloud is a rare meteorological phenomenon consisting of a low-level atmospheric solitary wave and associated cloud, occasionally observed in different locations around the world.

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Mountain

A mountain is a large landform that stretches above the surrounding land in a limited area, usually in the form of a peak.

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Mushroom cloud

A mushroom cloud is a distinctive pyrocumulus mushroom-shaped cloud of debris/smoke and usually condensed water vapor resulting from a large explosion.

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NASA

The National Aeronautics and Space Administration (NASA) is an independent agency of the executive branch of the United States federal government responsible for the civilian space program, as well as aeronautics and aerospace research.

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NASA Earth Observatory

NASA Earth Observatory is an online publishing outlet for NASA which was created in 1999.

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National Oceanic and Atmospheric Administration

The National Oceanic and Atmospheric Administration (NOAA; pronounced, like "Noah") is an American scientific agency within the United States Department of Commerce that focuses on the conditions of the oceans, major waterways, and the atmosphere.

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National Weather Service

The National Weather Service (NWS) is an agency of the United States Federal Government that is tasked with providing weather forecasts, warnings of hazardous weather, and other weather-related products to organizations and the public for the purposes of protection, safety, and general information.

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Natural environment

The natural environment encompasses all living and non-living things occurring naturally, meaning in this case not artificial.

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Neptune

Neptune is the eighth and farthest known planet from the Sun in the Solar System.

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Nimbostratus cloud

Nimbostratus is a stratiform genus formerly classified as "Family C” low-level, but now considered by the World Meteorological Organization (WMO) to be a middle- or multi-level stratus type.

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Noctilucent cloud

Noctilucent clouds, or night shining clouds, are tenuous cloud-like phenomena in the upper atmosphere of Earth.

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Nomenclature

Nomenclature is a system of names or terms, or the rules for forming these terms in a particular field of arts or sciences.

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Northern Australia

The term Northern Australia includes Queensland and the Northern Territory (NT).

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Old English

Old English (Ænglisc, Anglisc, Englisc), or Anglo-Saxon, is the earliest historical form of the English language, spoken in England and southern and eastern Scotland in the early Middle Ages.

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Orographic lift

Orographic lift occurs when an air mass is forced from a low elevation to a higher elevation as it moves over rising terrain.

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Particulates

Atmospheric aerosol particles, also known as atmospheric particulate matter, particulate matter (PM), particulates, or suspended particulate matter (SPM) are microscopic solid or liquid matter suspended in Earth's atmosphere.

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Pileus (meteorology)

A pileus (Latin for "cap"), also called scarf cloud or cap cloud, is a small, horizontal, lenticular cloud appearing above a cumulus or cumulonimbus cloud, giving the parent cloud a characteristic "hoodlike" appearance.

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Pillar of cloud

A pillar of cloud (Hebrew: עמוד ענן) was one of the manifestations of the presence of the God of Israel in the Torah, the five books of Moses which appear at the beginning of the Old Testament Bible.

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Pillar of Fire (theophany)

A Pillar of Fire was one of the manifestations of the presence of the God of Israel in the Torah, the five books ascribed to Moses which conventionally appear at the beginning of the Bible's Old Testament.

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Planet

A planet is an astronomical body orbiting a star or stellar remnant that is massive enough to be rounded by its own gravity, is not massive enough to cause thermonuclear fusion, and has cleared its neighbouring region of planetesimals.

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Plymouth State University

Plymouth State University (PSU), formerly Plymouth State College, is a coeducational, residential university located in Plymouth, New Hampshire, United States, with an enrollment of approximately 4,200 undergraduate students and 2,100 graduate students.

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Polar front

In meteorology, the polar front is the boundary between the polar cell and the Ferrel cell around the 60° latitude in each hemisphere.

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Polar mesospheric clouds

Polar mesospheric clouds (PMCs) are a diffuse scattering layer of water ice crystals near the summer polar mesopause.

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Polar regions of Earth

The polar regions, also called the frigid zones, of Earth are the regions of the planet that surround its geographical poles (the North and South Poles), lying within the polar circles.

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Polar stratospheric cloud

Polar stratospheric clouds (PSCs), also known as nacreous clouds (from nacre, or mother of pearl, due to its iridescence), are clouds in the winter polar stratosphere at altitudes of.

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Precipitation

In meteorology, precipitation is any product of the condensation of atmospheric water vapor that falls under gravity.

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Rain

Rain is liquid water in the form of droplets that have condensed from atmospheric water vapor and then becomes heavy enough to fall under gravity.

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Reflection (physics)

Reflection is the change in direction of a wavefront at an interface between two different media so that the wavefront returns into the medium from which it originated.

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Rhetoric

Rhetoric is the art of discourse, wherein a writer or speaker strives to inform, persuade, or motivate particular audiences in specific situations.

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Salt

Salt, table salt or common salt is a mineral composed primarily of sodium chloride (NaCl), a chemical compound belonging to the larger class of salts; salt in its natural form as a crystalline mineral is known as rock salt or halite.

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Saturn

Saturn is the sixth planet from the Sun and the second-largest in the Solar System, after Jupiter.

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Scattering

Scattering is a general physical process where some forms of radiation, such as light, sound, or moving particles, are forced to deviate from a straight trajectory by one or more paths due to localized non-uniformities in the medium through which they pass.

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Scud (cloud)

Pannus, or scud clouds, is a type of fractus cloud at low height above ground, detached, and of irregular form found beneath nimbostratus or cumulonimbus clouds.

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Snow

Snow refers to forms of ice crystals that precipitate from the atmosphere (usually from clouds) and undergo changes on the Earth's surface.

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Socrates

Socrates (Sōkrátēs,; – 399 BC) was a classical Greek (Athenian) philosopher credited as one of the founders of Western philosophy, and as being the first moral philosopher, of the Western ethical tradition of thought.

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Solar irradiance

Solar irradiance is the power per unit area received from the Sun in the form of electromagnetic radiation in the wavelength range of the measuring instrument.

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Solar System

The Solar SystemCapitalization of the name varies.

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Sophist

A sophist (σοφιστής, sophistes) was a specific kind of teacher in ancient Greece, in the fifth and fourth centuries BC.

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Stratocumulus cloud

A stratocumulus cloud belongs to a genus-type of clouds characterized by large dark, rounded masses, usually in groups, lines, or waves, the individual elements being larger than those in altocumulus, and the whole being at a lower altitude, usually below 2,400 meters (8,000 ft).

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Stratosphere

The stratosphere is the second major layer of Earth's atmosphere, just above the troposphere, and below the mesosphere.

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Stratus cloud

Stratus clouds are low-level clouds characterized by horizontal layering with a uniform base, as opposed to convective or cumuliform clouds that are formed by rising thermals.

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Subtropical ridge

The subtropical ridge, also known as the subtropical high or horse latitudes, is a significant belt of atmospheric high pressure situated around the latitudes of 30°N in the Northern Hemisphere and 30°S in the Southern Hemisphere.

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Sulfur dioxide

Sulfur dioxide (also sulphur dioxide in British English) is the chemical compound with the formula.

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Sulfuric acid

Sulfuric acid (alternative spelling sulphuric acid) is a mineral acid with molecular formula H2SO4.

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Summer

Summer is the hottest of the four temperate seasons, falling after spring and before autumn.

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Sun

The Sun is the star at the center of the Solar System.

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Sunshine duration

Sunshine duration or sunshine hours is a climatological indicator, measuring duration of sunshine in given period (usually, a day or a year) for a given location on Earth, typically expressed as an averaged value over several years.

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Surface weather observation

Surface weather observations are the fundamental data used for safety as well as climatological reasons to forecast weather and issue warnings worldwide.

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Ted Fujita

was a prominent Japanese-American severe storms researcher.

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Temperate climate

In geography, the temperate or tepid climates of Earth occur in the middle latitudes, which span between the tropics and the polar regions of Earth.

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Temperature

Temperature is a physical quantity expressing hot and cold.

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The Clouds

The Clouds (Νεφέλαι Nephelai) is a Greek comedy play written by the celebrated playwright Aristophanes.

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Theodore von Kármán

Theodore von Kármán ((szőllőskislaki) Kármán Tódor; 11 May 1881 – 6 May 1963) was a Hungarian-American mathematician, aerospace engineer, and physicist who was active primarily in the fields of aeronautics and astronautics.

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Theoroi

Theoroi (θεωροί or θεαροί) in Ancient Greece were sacred ambassadors, messengers sent out by the state which was about to organize a Panhellenic Game or Festival.

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Thunderstorm

A thunderstorm, also known as an electrical storm, lightning storm, or thundershower, is a storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere, known as thunder.

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Titan (moon)

Titan is the largest moon of Saturn.

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Tornado

A tornado is a rapidly rotating column of air that is in contact with both the surface of the Earth and a cumulonimbus cloud or, in rare cases, the base of a cumulus cloud.

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Transpiration

Transpiration is the process of water movement through a plant and its evaporation from aerial parts, such as leaves, stems and flowers.

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Tropics

The tropics are a region of the Earth surrounding the Equator.

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Tropopause

The tropopause is the boundary in the Earth's atmosphere between the troposphere and the stratosphere.

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Troposphere

The troposphere is the lowest layer of Earth's atmosphere, and is also where nearly all weather conditions take place.

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Twilight

Twilight on Earth is the illumination of the lower atmosphere when the Sun itself is not directly visible because it is below the horizon.

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University of California, Los Angeles

The University of California, Los Angeles (UCLA) is a public research university in the Westwood district of Los Angeles, United States.

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Uranus

Uranus is the seventh planet from the Sun.

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USA Today

USA Today is an internationally distributed American daily, middle-market newspaper that serves as the flagship publication of its owner, the Gannett Company.

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Venus

Venus is the second planet from the Sun, orbiting it every 224.7 Earth days.

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Virga

In meteorology, a virga is an observable streak or shaft of precipitation falling from a cloud that evaporates or sublimates before reaching the ground.

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Visible spectrum

The visible spectrum is the portion of the electromagnetic spectrum that is visible to the human eye.

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Warm front

A warm front is a density discontinuity located at the leading edge of a homogeneous warm air mass, and is typically located on the equator-facing edge of an isotherm gradient.

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Water

Water is a transparent, tasteless, odorless, and nearly colorless chemical substance that is the main constituent of Earth's streams, lakes, and oceans, and the fluids of most living organisms.

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Water vapor

No description.

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Wave cloud

A wave cloud is a cloud form created by atmospheric internal waves.

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Weather

Weather is the state of the atmosphere, describing for example the degree to which it is hot or cold, wet or dry, calm or stormy, clear or cloudy.

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Weather front

A weather front is a boundary separating two masses of air of different densities, and is the principal cause of meteorological phenomena outside the tropics.

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Weather lore

Weather lore is the body of informal folklore related to the prediction of the weather.

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Weather map

A weather map displays various meteorological features across a particular area at a particular point in time and has various symbols which all have specific meanings.

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Wildfire

A wildfire or wildland fire is a fire in an area of combustible vegetation that occurs in the countryside or rural area.

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Wind shear

Wind shear (or windshear), sometimes referred to as wind gradient, is a difference in wind speed and/or direction over a relatively short distance in the atmosphere.

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Winter

Winter is the coldest season of the year in polar and temperate zones (winter does not occur in the tropical zone).

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World Meteorological Organization

The World Meteorological Organization (WMO) is an intergovernmental organization with a membership of 191 Member States and Territories.

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Yahweh

Yahweh (or often in English; יַהְוֶה) was the national god of the Iron Age kingdoms of Israel (Samaria) and Judah.

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References

[1] https://en.wikipedia.org/wiki/Cloud

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