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50 relations: Albedo, Australia, Canada, Cataract, Computer simulation, Daylight saving time, Earth, Environment and Climate Change Canada, Health effects of sunlight exposure, Human eye, Human skin, Immunosuppression, Indoor tanning, Intensity (physics), International Commission on Illumination, Irradiance, Licancabur, Light skin, Linearity, Measurement, Melanoma, National Oceanic and Atmospheric Administration, Noon, Ozone depletion, Photoaging, Photosensitivity in humans, Proportionality (mathematics), Radiation, Skin cancer, Smithsonian Institution, Square metre, Sun, Sun protective clothing, Sunburn, Sunglasses, Sunlight, Sunscreen, The Weather Channel, Time zone, Toronto, Ultraviolet, United States, United States Environmental Protection Agency, Watt, Wavelength, Weighting, Weighting curve, World Health Organization, World Meteorological Organization, 100 Biggest Weather Moments.
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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Australia
Australia, officially the Commonwealth of Australia, is a sovereign country comprising the mainland of the Australian continent, the island of Tasmania and numerous smaller islands.
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Canada
Canada is a country located in the northern part of North America.
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Cataract
A cataract is a clouding of the lens in the eye which leads to a decrease in vision.
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Computer simulation
Computer simulation is the reproduction of the behavior of a system using a computer to simulate the outcomes of a mathematical model associated with said system.
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Daylight saving time
Daylight saving time (abbreviated DST), sometimes referred to as daylight savings time in U.S., Canadian, and Australian speech, and known as summer time in some countries, is the practice of advancing clocks during summer months so that evening daylight lasts longer, while sacrificing normal sunrise times.
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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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Environment and Climate Change Canada
Environment and Climate Change Canada (or simply its former name, Environment Canada, or EC) (Environnement et Changement climatique Canada), legally incorporated as the Department of the Environment under the Department of the Environment Act (R.S., 1985, c. E-10), is the department of the Government of Canada with responsibility for coordinating environmental policies and programs as well as preserving and enhancing the natural environment and renewable resources.
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Health effects of sunlight exposure
The ultraviolet radiation in sunlight has both positive and negative health effects, as it is both a principal source of vitamin D3 and a mutagen.
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Human eye
The human eye is an organ which reacts to light and pressure.
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Human skin
The human skin is the outer covering of the body.
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Immunosuppression
Immunosuppression is a reduction of the activation or efficacy of the immune system.
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Indoor tanning
Indoor tanning involves using a device that emits ultraviolet radiation to produce a cosmetic tan.
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Intensity (physics)
In physics, intensity is the power transferred per unit area, where the area is measured on the plane perpendicular to the direction of propagation of the energy.
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International Commission on Illumination
The International Commission on Illumination (usually abbreviated CIE for its French name, Commission internationale de l'éclairage) is the international authority on light, illumination, colour, and colour spaces.
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Irradiance
In radiometry, irradiance is the radiant flux (power) received by a surface per unit area.
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Licancabur
Licancabur is a stratovolcano on the border between Bolivia and Chile, south of the Sairecabur volcano and west of Juriques.
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Light skin
Light skin is a naturally occurring human skin color, which has little eumelanin pigmentation and which has been adapted to environments of low UV radiation.
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Linearity
Linearity is the property of a mathematical relationship or function which means that it can be graphically represented as a straight line.
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Measurement
Measurement is the assignment of a number to a characteristic of an object or event, which can be compared with other objects or events.
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Melanoma
Melanoma, also known as malignant melanoma, is a type of cancer that develops from the pigment-containing cells known as melanocytes.
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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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Noon
Noon (also midday or noon time) is 12 o'clock in the daytime, as opposed to midnight.
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Ozone depletion
Ozone depletion describes two related events observed since the late 1970s: a steady lowering of about four percent in the total amount of ozone in Earth's atmosphere(the ozone layer), and a much larger springtime decrease in stratospheric ozone around Earth's polar regions.
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Photoaging
Photoaging or photoageing (also known as "dermatoheliosis") is a term used for the characteristic changes to skin induced by chronic UVA and UVB exposure.
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Photosensitivity in humans
Light sensitivity or photosensitivity refers to a notable or increased reactivity to light.
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Proportionality (mathematics)
In mathematics, two variables are proportional if there is always a constant ratio between them.
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Radiation
In physics, radiation is the emission or transmission of energy in the form of waves or particles through space or through a material medium.
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Skin cancer
Skin cancers are cancers that arise from the skin.
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Smithsonian Institution
The Smithsonian Institution, established on August 10, 1846 "for the increase and diffusion of knowledge," is a group of museums and research centers administered by the Government of the United States.
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Square metre
The square metre (International spelling as used by the International Bureau of Weights and Measures) or square meter (American spelling) is the SI derived unit of area, with symbol m2 (Unicode character). It is the area of a square whose sides measure exactly one metre.
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Sun
The Sun is the star at the center of the Solar System.
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Sun protective clothing
Sun protective clothing is clothing specifically designed for sun protection and is produced from a fabric rated for its level of ultraviolet (UV) protection.
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Sunburn
Sunburn is a form of radiation burn that affects living tissue, such as skin, that results from an overexposure to ultraviolet (UV) radiation, commonly from the sun.
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Sunglasses
Sunglasses or sun glasses (informally called shades) are a form of protective eyewear designed primarily to prevent bright sunlight and high-energy visible light from damaging or discomforting the eyes.
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Sunlight
Sunlight is a portion of the electromagnetic radiation given off by the Sun, in particular infrared, visible, and ultraviolet light.
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Sunscreen
Sunscreen, also known as sunblock, sun cream or suntan lotion, is a lotion, spray, gel or other topical product that absorbs or reflects some of the sun's ultraviolet (UV) radiation and thus helps protect against sunburn.
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The Weather Channel
The Weather Channel is an American basic cable and satellite television channel, owned by Byron Allen's Entertainment Studios.
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Time zone
A time zone is a region of the globe that observes a uniform standard time for legal, commercial, and social purposes.
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Toronto
Toronto is the capital city of the province of Ontario and the largest city in Canada by population, with 2,731,571 residents in 2016.
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Ultraviolet
Ultraviolet (UV) is electromagnetic radiation with a wavelength from 10 nm to 400 nm, shorter than that of visible light but longer than X-rays.
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United States
The United States of America (USA), commonly known as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions.
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United States Environmental Protection Agency
The Environmental Protection Agency is an independent agency of the United States federal government for environmental protection.
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Watt
The watt (symbol: W) is a unit of power.
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Wavelength
In physics, the wavelength is the spatial period of a periodic wave—the distance over which the wave's shape repeats.
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Weighting
The process of weighting involves emphasizing the contribution of some aspects of a phenomenon (or of a set of data) to a final effect or result, giving them more weight in the analysis.
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Weighting curve
A weighting curve is a graph of a set of factors, that are used to 'weight' measured values of a variable according to their importance in relation to some outcome.
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World Health Organization
The World Health Organization (WHO; French: Organisation mondiale de la santé) is a specialized agency of the United Nations that is concerned with international public health.
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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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100 Biggest Weather Moments
100 Biggest Weather Moments is a 2007 five-part miniseries on The Weather Channel, that premiered on Sunday, April 15, and aired nightly through Thursday, April 19, the biggest documentary effort in The Weather Channel's 25-year history.
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Redirects here:
Diffey weighted UV irradiance, Diffey weighted uv irradiance, Sun unit, UV Index, UV exposure, UV index, Uv index, Uv-index.
References
[1] https://en.wikipedia.org/wiki/Ultraviolet_index
