168 relations: Acer negundo, Acer rubrum, Acer saccharinum, Agriculture, Amaranthus cannabinus, American eel, Ammonia, Appalachian Mountains, Armor (hydrology), Atlantic coastal plain, Atmospheric pressure, Baccharis halimifolia, Baltimore and Ohio Railroad, Bidens bidentoides, Bidens laevis, Biomedical waste, Border, Boron, Brown trout, Calcium, Canoe, Carbon dioxide, Channel (geography), Chester County, Pennsylvania, Chloride, Cobbs Creek, Cornus amomum, Crum Creek, Cyperaceae, Dam, Darby, Pennsylvania, Delaware Bay, Delaware County Daily Times, Delaware County, Pennsylvania, Delaware River, Demolition waste, Discharge (hydrology), Drainage basin, Electrical resistivity and conductivity, Electrofishing, Eleocharis obtusa, Eleocharis parvula, Estuary, Fish, Fish stocking, Floodplain, Fluoride, Gabbro, Geographic Names Information System, Gneiss, ..., Golf club, Granodiorite, Grass, Gulf Oil, Hard water, Hermesprota Creek, Herpetology, Hurricane Floyd, Hybognathus, Interstate 476, Interstate 95, Introduced species, Invertebrate, Iron, Ithan Creek, Johan Björnsson Printz, John Bartram, John Heinz National Wildlife Refuge at Tinicum, Landfill, Lansdowne, Pennsylvania, Lenape, List of rivers of Pennsylvania, List of rock formations, List of Rosa species, Little Darby Creek (Pennsylvania), Magnesium, Main stem, Manganese, Marple Township, Delaware County, Pennsylvania, Meander, Mosquito control, Muckinipattis Creek, Mudflat, Mudstone, Mummichog, Municipal solid waste, Mussel, National Wildlife Refuge, New Sweden, Nitrate, Nitrogen, Nonpoint source, Oxygen saturation, Pennsylvania, Pennsylvania Code, Pennsylvania Department of Conservation and Natural Resources, Pennsylvania Department of Environmental Protection, Pennsylvania Fish and Boat Commission, Pennsylvania Natural Heritage Program, Pennsylvania Railroad, Pennsylvania Route 3, Periphyton, PH, Philadelphia, Philadelphia County, Pennsylvania, Philadelphia, Baltimore and Washington Railroad, Phosphate, Phosphorus, Phytolacca americana, Pluchea odorata, Potassium, Precambrian, Prospect Park, Pennsylvania, Quaternary, Rainbow trout, Redbreast sunfish, Ridley Park, Pennsylvania, Riffle, Riparian buffer, Riprap, River mile, River mouth, River source, Rock bass, Sagittaria montevidensis, Sagittaria subulata, Salix nigra, Sambucus, Sandstone, Schist, Schuylkill River, Sea level, Siemens (unit), Silicon dioxide, Siltation, Sinuosity, Smallmouth bass, Sodium, Springfield Township, Delaware County, Pennsylvania, Storm surge, Stream gauge, Striped bass, Sulfate, Superfund, Tertiary, The Philadelphia Inquirer, Tide, Tributary, U.S. Route 1, U.S. Route 13, U.S. Route 30, United States Army Corps of Engineers, United States Environmental Protection Agency, United States Fish and Wildlife Service, United States Geological Survey, Upper Darby Township, Delaware County, Pennsylvania, Water quality, Waterfowl, Watermill, Wetland, White perch, White-tailed deer, Whitewater, Wild rice, William Penn, Wissahickon Formation, Works Progress Administration, World War II. Expand index (118 more) » « Shrink index
Acer negundo is a species of maple native to North America.
Acer rubrum (Red Maple, also known as Swamp, Water or Soft Maple), is one of the most common and widespread deciduous trees of eastern and central North America.
Acer saccharinum, commonly known as silver maple, creek maple, silverleaf maple, soft maple, water maple, swamp maple, or white maple—is a species of maple native to eastern and central North America in the eastern United States and Canada.
Agriculture is the cultivation of animals, plants, fungi, and other life forms for food, fiber, biofuel, medicinal and other products used to sustain and enhance human life.
Amaranthus cannabinus is also known as salt marsh water hemp or salt marsh pigweed.
The American eel (Anguilla rostrata) is a facultative catadromous fish found on the eastern coast of North America.
Ammonia or azane is a compound of nitrogen and hydrogen with the formula NH3.
The Appalachian Mountains (or,There are at least eight possible pronunciations depending on three factors.
Armor, in hydrology and geography is the association of surface pebbles, rocks or boulders with stream beds or beaches.
The Atlantic coastal plain is a physiographic region of low relief along the East Coast of the United States.
Atmospheric pressure is the pressure exerted by the weight of air in the atmosphere of Earth (or that of another planet).
Baccharis halimifolia is a North American species of shrubs in the daisy family.
The Baltimore and Ohio Railroad is one of the oldest railroads in the United States and the first common carrier railroad.
Bidens bidentoides is an uncommon North American species of flowering plant in the daisy family.
Bidens laevis is a species of flowering plant in the daisy family known by the common names bur-marigold and smooth beggarticks.
Biomedical waste is waste that is either putrescible or potentially infectious.
Borders are geographic boundaries of political entities or legal jurisdictions, such as governments, sovereign states, federated states, and other subnational entities.
Boron is a chemical element with symbol B and atomic number 5.
New!!: Darby Creek (Pennsylvania) and Boron ·
The brown trout (Salmo trutta) is a European species of salmonid fish that has been widely introduced into suitable environments globally.
Calcium is a chemical element with symbol Ca and atomic number 20.
A canoe is a lightweight narrow boat, typically pointed at both ends and open on top, propelled by one or more seated or kneeling paddlers facing the direction of travel using a single-bladed paddle.
New!!: Darby Creek (Pennsylvania) and Canoe ·
Carbon dioxide (chemical formula CO2) is a colorless, odorless gas vital to life on Earth.
In physical geography, a channel is a type of landform consisting of the outline of a path of relatively shallow and narrow body of fluid, most commonly the confine of a river, river delta or strait.
Chester County (Chesco) is a county located in the U.S. state of Pennsylvania.
The chloride ion is the anion (negatively charged ion) Cl−.
Cobbs Creek is an U.S. Geological Survey.
Cornus amomum (Silky Dogwood) is a species of dogwood native to eastern North America, from Ontario and Quebec south to Arkansas and Georgia.
Crum Creek (from the Dutch, meaning "crooked creek") is a creek in Delaware County and Chester County, Pennsylvania, flowing approximately, generally in a southward direction and draining into the Delaware River in Eddystone, Pennsylvania.
The Cyperaceae are a family of monocotyledonous graminoid flowering plants known as sedges, which superficially resemble grasses or rushes.
A dam is a barrier that impounds water or underground streams.
New!!: Darby Creek (Pennsylvania) and Dam ·
Darby is a borough in Delaware County, Pennsylvania, United States, along Darby Creek southwest of downtown Philadelphia.
Delaware Bay is the estuary outlet of the Delaware River on the Northeast seaboard of the United States.
The Delaware County Daily Times is a daily newspaper published in the Primos section of Upper Darby Township, Pennsylvania in the United States.
Delaware County, colloquially referred to as Delco, is a county located in the U.S. state of Pennsylvania.
The Delaware River is a major river on the Atlantic coast of the United States.
Demolition waste is waste debris from destruction of a building.
In hydrology, discharge is the volume rate of water flow, including any suspended solids (e.g. sediment), dissolved chemicals (e.g. CaCO3(aq)), or biologic material (e.g. diatoms), which is transported through a given cross-sectional area.
A drainage basin or catchment basin is an extent or an area of land where surface water from rain, melting snow, or ice converges to a single point at a lower elevation, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean.
Electrical resistivity (also known as resistivity, specific electrical resistance, or volume resistivity) is an intrinsic property that quantifies how strongly a given material opposes the flow of electric current.
Electrofishing uses electricity to stun fish before they are caught.
Eleocharis obtusa is a species of spikesedge known by the common name blunt spikerush.
Eleocharis parvula is a species of spikesedge known by the common names dwarf spikerush, small spikerush and hairgrass in aquaria.
An estuary is a partly enclosed coastal body of brackish water with one or more rivers or streams flowing into it, and with a free connection to the open sea.
A fish is any member of a paraphyletic group of organisms that consist of all gill-bearing aquatic craniate animals that lack limbs with digits.
New!!: Darby Creek (Pennsylvania) and Fish ·
Fish stocking is the practice of raising fish in a hatchery and releasing them into a river, lake, or the ocean to supplement existing populations, or to create a population where none exists.
A floodplain or flood plain is an area of land adjacent to a stream or river that stretches from the banks of its channel to the base of the enclosing valley walls and experiences flooding during periods of high discharge.
Fluoride,. According to this source, is a possible pronunciation in British English.
Gabbro refers to a large group of dark, often phaneritic (coarse-grained), mafic intrusive igneous rocks chemically equivalent to plutonic basalt.
The Geographic Names Information System (GNIS) is a database that contains name and locative information about more than two million physical and cultural features located throughout the United States of America and its territories.
Gneiss is a common and widely distributed type of rock formed by high-grade regional metamorphic processes from pre-existing formations that were originally either igneous or sedimentary rocks.
A golf club is a club used to hit a golf ball in a game of golf.
Granodiorite is a phaneritic texture intrusive igneous rock similar to granite, but containing more plagioclase feldspar than orthoclase feldspar.
Grasses, or more technically graminoids, are monocotyledonous, usually herbaceous plants with narrow leaves growing from the base.
New!!: Darby Creek (Pennsylvania) and Grass ·
Gulf Oil was a major global oil company from the 1900s to the 1980s.
Hard water is water that has high mineral content (in contrast with "soft water").
Hermesprota Creek is a tributary of Darby Creek in Collingdale, Sharon Hill, Darby Township, and Folcroft in Delaware County, Pennsylvania.
Herpetology (from Greek 'herpien' meaning 'to creep') is the branch of zoology concerned with the study of amphibians (including frogs, toads, salamanders, newts, and caecilians (gymnophiona)) and reptiles (including snakes, lizards, amphisbaenids, turtles, terrapins, tortoises, crocodilians, and the tuataras).
Hurricane Floyd was a very powerful Cape Verde-type hurricane which struck the east coast of the United States.
Hybognathus is a genus of ray-finned fish in the Cyprinidae family.
Interstate 476 (I-476) is a auxiliary Interstate Highway in the U.S. state of Pennsylvania designated between Interstate 95 near Chester and Interstate 81 near Scranton, serving as the primary north–south Interstate corridor through eastern Pennsylvania.
Interstate 95 (I-95) is the main Interstate Highway on the East Coast of the United States, running largely parallel to the Atlantic Ocean and U.S. Highway 1, serving areas between Florida and New England inclusive.
An introduced, alien, exotic, non-indigenous, or non-native species, or simply an introduction, is a species living outside its native distributional range, which has arrived there by human activity, either deliberate or accidental.
Invertebrates are animals that neither possess nor develop a vertebrae (vertebral column), derived from the notochord.
Iron is a chemical element with symbol Fe (from ferrum) and atomic number 26.
New!!: Darby Creek (Pennsylvania) and Iron ·
Ithan Creek (also known as Ithan Run) is a tributary of Darby Creek in Delaware County, Pennsylvania, in the United States.
Johan Björnsson Printz (July 20, 1592 – May 3, 1663) was governor from 1643 until 1653 of the Swedish colony of New Sweden on the Delaware River in North America.
John Bartram (March 23, 1699 – September 22, 1777) was an early American botanist, horticulturist and explorer.
The John Heinz National Wildlife Refuge at Tinicum is a 1000 acre (4.05 km2) National Wildlife Refuge spanning Philadelphia and Delaware counties in Pennsylvania.
A landfill site (also known as a tip, dump, rubbish dump or dumping ground and historically as a midden) is a site for the disposal of waste materials by burial and is the oldest form of waste treatment.
Lansdowne is a borough in Delaware County, Pennsylvania, United States located southwest of downtown Philadelphia.
The Lenape are a Native American tribe and First Nations band government.
This is a list of streams and rivers in the U.S. state of Pennsylvania.
A rock formation is an isolated, scenic, or spectacular surface rock outcrop.
There is significant disagreement over the number of true rose species.
Little Darby Creek is a tributary of Darby Creek in Delaware County, Pennsylvania, in the United States.
Magnesium is a chemical element with symbol Mg and atomic number 12.
In hydrology, a main stem is "the primary downstream segment of a river, as contrasted to its tributaries".
Manganese is a chemical element with symbol Mn and atomic number 25.
Marple Township is a township in Delaware County, Pennsylvania, United States.
A meander, in general, is a bend in a sinuous watercourse or river.
Mosquito control manages the population of mosquitoes to reduce their damage to human health, economies, and enjoyment.
Muckinipattis Creek or Muckinipates Creek is a U.S. Geological Survey.
Mudflats or mud flats, also known as tidal flats, are coastal wetlands that form when mud is deposited by tides or rivers.
Mudstone, a type of mudrock, is a fine grained sedimentary rock whose original constituents were clays or muds.
The mummichog (Fundulus heteroclitus) is a small killifish found along the Atlantic coast of the United States and Canada.
Municipal solid waste (MSW), commonly known as trash or garbage in the U.S. and as refuse or rubbish in the UK, is a waste type consisting of everyday items that are discarded by the public.
Mussel is the common name used for members of several families of clams or bivalve molluscs, from saltwater and freshwater habitats.
National Wildlife Refuge is a designation for certain protected areas of the United States managed by the United States Fish and Wildlife Service.
New Sweden (Swedish: Nya Sverige, Uusi Ruotsi, Nova Svecia) was a Swedish colony along the lower reaches of Delaware River in North America from 1638 to 1655 in the present-day American Mid-Atlantic states of Delaware, New Jersey, and Pennsylvania.
Nitrate is a polyatomic ion with the molecular formula NO3− and a molecular mass of 62.0049 g/mol.
Nitrogen is a chemical element with symbol N and atomic number 7.
Nonpoint source, or non-point source, or NPS, is a source that does not come from a single point.
Oxygen saturation (symbol SO2) is a relative measure of the amount of oxygen that is dissolved or carried in a given medium.
Pennsylvania, officially the Commonwealth of Pennsylvania, is a U.S. state located in the North and Mid-Atlantic regions of the United States and the Great Lakes region.
The Pennsylvania Code is a publication of the Commonwealth of Pennsylvania, listing all rules, regulations, and other administrative documents from the Government of Pennsylvania.
The Pennsylvania Department of Conservation and Natural Resources (DCNR), established on July 1, 1995, is the agency in the U.S. State of Pennsylvania responsible for maintaining and preserving the state's 117 state parks and 20 state forests; providing information on the state's natural resources; and working with communities to benefit local recreation and natural areas.
The Pennsylvania Department of Environmental Protection (DEP) was established on December 3, 1970, is the agency in the U.S. State of Pennsylvania responsible for protecting and preserving the land, air, water, and energy resources through enforcement of the State's environmental laws.
The Pennsylvania Fish and Boat Commission is the state agency responsible for the regulation of all fishing and boating in the Commonwealth of Pennsylvania.
Founded in 1982, the Pennsylvania Natural Heritage Program (PHNP) gathers and manages information regarding the status and location of the Commonwealth of Pennsylvania’s rare species and habitats and native natural communities.
The Pennsylvania Railroad was an American Class I railroad, founded in 1846.
Pennsylvania Route 3 (PA 3) is a state highway located in the southeastern portion of Pennsylvania.
Periphyton is a complex mixture of algae, cyanobacteria, heterotrophic microbes, and detritus that is attached to submerged surfaces in most aquatic ecosystems.
In chemistry, pH is a numeric scale used to specify the acidity or alkalinity of an aqueous solution.
New!!: Darby Creek (Pennsylvania) and PH ·
Philadelphia is the largest city in the U.S. state of Pennsylvania and the fifth-most-populous in the United States.
Philadelphia County is a county located in the commonwealth of Pennsylvania.
The Philadelphia, Baltimore and Washington Railroad (PB&W) was a railroad that operated in Pennsylvania, Delaware, Maryland, and the District of Columbia in the 20th century, and was a key component of the Pennsylvania Railroad (PRR) system.
A phosphate (PO43−) as an inorganic chemical is a salt of phosphoric acid.
Phosphorus is a chemical element with symbol P and atomic number 15.
American pokeweed (Phytolacca americana), or simply pokeweed, is a herbaceous perennial plant in the pokeweed family Phytolaccaceae growing up to in height.
Pluchea odorata is a species of flowering plant in the aster family, Asteraceae.
Potassium is a chemical element with symbol K (derived from Neo-Latin kalium) and atomic number 19.
Positions of landmasses near the end of the Precambrian The Precambrian or Pre-Cambrian; sometimes abbreviated pЄ is the largest span of time in Earth's history before the current Phanerozoic Eon, and is a Supereon divided into several eons of the geologic time scale.
Prospect Park is a borough in Delaware County, Pennsylvania, United States.
The Quaternary Period is the current and most recent of the three periods of the Cenozoic Era in the geologic time scale of the International Commission on Stratigraphy (ICS).
The rainbow trout (Oncorhynchus mykiss) is a trout and species of salmonid native to cold-water tributaries of the Pacific Ocean in Asia and North America.
The redbreast sunfish (Lepomis auritus) is a species of freshwater fish in the sunfish family (family Centrarchidae) of order Perciformes.
Ridley Park is a borough in Delaware County, Pennsylvania, United States.
A riffle is a short, relatively shallow and coarse-bedded length of stream over which the stream flows at slower velocity but a higher turbulence than it normally does in comparison to a pool.
A riparian buffer is a vegetated area (a "buffer strip") near a stream, usually forested, which helps shade and partially protect a stream from the impact of adjacent land uses.
Riprap, also known as rip rap, rip-rap, shot rock, rock armour or rubble, is rock or other material used to armor shorelines, streambeds, bridge abutments, pilings and other shoreline structures against scour and water or ice erosion.
In the United States, a river mile is a measure of distance in miles along a river from its mouth.
A river mouth is the part of a river that flows into a lake, reservoir or ocean.
The source or headwaters of a river or stream is the furthest place in that river or stream from its estuary or confluence with another river, as measured along the course of the river.
The rock bass (Ambloplites rupestris, Ambloplites constellatus), also known as the rock perch, goggle-eye, red eye, is a native fresh water fish to the east-central North America.
Sagittaria montevidensis is a species of flowering plant in the water-plantain family Alismataceae.
Sagittaria subulata, the seaside arrowhead, is an aquatic plant species that grows primarily in shallow brackish water along the seacoast, in marshes, estuaries, etc.
Salix nigra (black willow) is a species of willow native to eastern North America, from New Brunswick and southern Ontario west to Minnesota, and south to northern Florida and Texas.
Sambucus (elder or elderberry) is a genus of flowering plants in the family Adoxaceae.
Sandstone (sometimes known as arenite) is a clastic sedimentary rock composed mainly of sand-sized minerals or rock grains.
Schist is a medium-grade metamorphic rock with medium to large, flat, sheet-like grains in a preferred orientation (nearby grains are roughly parallel).
The Schuylkill River (locally) is a river in Pennsylvania that William Penn chose in 1682 as one bank of the confluence upon which he founded the planned city of Philadelphia on lands purchased from the native Delaware nation.
Sea level is generally used to refer to mean sea level (MSL), an average level for the surface of one or more of Earth's oceans from which heights such as elevations may be measured.
The siemens (SI unit symbol: S) is the unit of electric conductance, electric susceptance and electric admittance in the International System of Units (SI).
Silicon dioxide, also known as silica (from the Latin silex), is a chemical compound that is an oxide of silicon with the chemical formula.
Siltation is the pollution of water by fine particulate terrestrial clastic material, with a particle size dominated by silt or clay.
Sinuosity, sinuosity index, or sinuosity coefficient of a continuously derivable curve having at least one inflection point is the ratio of the curvilinear length (along the curve) and the Euclidean distance (straight line) between the end points of the curve.
The smallmouth bass (Micropterus dolomieu) is a species of freshwater fish in the sunfish family (Centrarchidae) of the order Perciformes.
Sodium is a chemical element with symbol Na (from New Latin natrium) and atomic number 11.
Springfield Township, or simply Springfield, is a township and a census-designated place in Delaware County in the U.S. state of Pennsylvania.
A storm surge is a coastal flood or tsunami-like phenomenon of rising water commonly associated with low pressure weather systems (such as tropical cyclones and strong extratropical cyclones), the severity of which is affected by the shallowness and orientation of the water body relative to storm path, and the timing of tides.
A stream gauge, streamgage or gauging station is a location used by hydrologists or environmental scientists to monitor and test terrestrial bodies of water.
The striped bass (Morone saxatilis), also called Atlantic striped bass, striper, linesider, pimpfish, rock, or rockfish, is the state fish of Maryland, Rhode Island, and South Carolina, and the state saltwater (marine) fish of New York, New Jersey, Virginia, and New Hampshire.
The sulfate or sulphate (see spelling differences) ion is a polyatomic anion with the empirical formula SO42−.
Superfund or Comprehensive Environmental Response, Compensation, and Liability Act of 1980 (CERCLA) is a United States federal law designed to clean up sites contaminated with hazardous substances as well as broadly defined "pollutants or contaminants".
Tertiary is the former term for the geologic period from 66 million to 2.58 million years ago, a time span that lies between the superseded Secondary period and the Quaternary.
The Philadelphia Inquirer is a morning daily newspaper that serves the Philadelphia, Pennsylvania, metropolitan area of the United States.
Tides are the rise and fall of sea levels caused by the combined effects of gravitational forces exerted by the Moon, Sun, and rotation of the Earth.
New!!: Darby Creek (Pennsylvania) and Tide ·
A tributary or affluent is a stream or river that flows into a larger stream or river main stem (or parent) river or a lake.
U.S. Route 1 (US 1) is a major north–south U.S. Highway that serves the East Coast of the United States.
U.S. Route 13 (US 13) is a north–south U.S. highway established in 1926 that runs for from Interstate 95 just north of Fayetteville, North Carolina to the northeastern suburbs of Philadelphia, Pennsylvania, in Morrisville.
U.S. Route 30 (US 30) is an east–west main route of the system of United States Numbered Highways, with the highway traveling across the northern tier of the country.
The United States Army Corps of Engineers (USACE, also sometimes shortened to CoE is a U.S. federal agency under the Department of Defense and a major Army command made up of some 37,000 civilian and military personnel, making it one of the world's largest public engineering, design, and construction management agencies. Although generally associated with dams, canals and flood protection in the United States, USACE is involved in a wide range of public works throughout the world. The Corps of Engineers provides outdoor recreation opportunities to the public, and provides 24% of U.S. hydropower capacity. The corps' mission is to "Deliver vital public and military engineering services; partnering in peace and war to strengthen our Nation's security, energize the economy and reduce risks from disasters." Their most visible missions include.
The United States Environmental Protection Agency (EPA or sometimes USEPA) is an agency of the U.S. federal government which was created for the purpose of protecting human health and the environment by writing and enforcing regulations based on laws passed by Congress.
The United States Fish and Wildlife Service (FWS) is an agency of federal government within the U.S. Department of the Interior which is dedicated to the management of fish, wildlife, and natural habitats.
The United States Geological Survey (USGS, formerly simply Geological Survey) is a scientific agency of the United States government.
Upper Darby Township (often shortened to simply Upper Darby) is a home rule township bordering West Philadelphia in Delaware County, Pennsylvania, United States.
Water quality refers to the chemical, physical, biological, and radiological characteristics of water.
Waterfowl are certain wildfowl of the order Anseriformes, especially members of the family Anatidae, which includes ducks, geese, and swans.
A watermill or water mill is a mill that uses moving water as its power source.
A wetland is a land area that is saturated with water, either permanently or seasonally, such that it takes on the characteristics of a distinct ecosystem.
The white perch (Morone americana) is not a true perch but is, rather, a fish of the temperate bass family, Moronidae, notable as a food and game fish in eastern North America.
The white-tailed deer (Odocoileus virginianus), also known as the whitetail, is a medium-sized deer native to the United States, Canada, Mexico, Central America, and South America as far south as Peru and Bolivia.
Whitewater, usually spelled white water in both American and British English, is formed in a rapid, when a river's gradient increases enough to create so much turbulence that air is entrained into the water body, that is, it forms a bubbly or aerated and unstable current; the frothy water appears white.
Wild rice (also called Canada rice, Indian rice, and water oats) are four species of grasses forming the genus Zizania, and the grain that can be harvested from them.
William Penn (14 October 1644 – 30 July 1718) was an English real estate entrepreneur, philosopher, early Quaker and founder of the Province of Pennsylvania, the English North American colony and the future Commonwealth of Pennsylvania.
The Wissahickon Formation is a mapped bedrock unit in Pennsylvania, New Jersey, and Delaware.
The Works Progress Administration (renamed in 1939 as the Work Projects Administration; WPA) was the largest and most ambitious American New Deal agency, employing millions of unemployed people (mostly unskilled men) to carry out public works projects,Eric Arnesen, ed.
World War II (WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945, though related conflicts began earlier.