| Alabama Alabama
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| Bald Eagle The Bald Eagle (Haliaeetus leucocephalus) is a bird of prey found in North America that is most recognizable as the national bird and symbol of the United States of America. This sea eagle has two known sub-species and forms a species pair with the White-tailed Eagle. Its range includes most of Canada and Alaska, all of the contiguous United States and northern Mexico. It is found near large bodies of open water with an abundant food supply and old-growth trees for nesting. Bald_Eagle
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| Biome Biomes are climatically and geographically defined areas of ecologically similar climatic conditions such as communities of plants, animals, and soil organisms, and are often referred to as ecosystems. Biomes are defined by factors such as plant structures (such as trees, shrubs, and grasses), leaf types (such as broadleaf and needleleaf), plant spacing (forest, woodland, savanna), and climate. Biome
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| Columbia River The Columbia River (known as Wimahl or Big River to the Chinook-speaking natives who lived on its lowermost reaches) is the largest river in the Pacific Northwest region of North America. It is named after the Columbia Rediviva, the first ship from the western world known to have traveled up the river. It stretches from British Columbia through Washington state, forming much of the border between Washington and Oregon before emptying into the Pacific Ocean. The river is long, and its drainage basin is . Columbia_River
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| Coyote The coyote () (Canis latrans), also known as the prairie wolf, is a species of canid found throughout North and Central America, ranging from Panama in the south, north through Mexico, the United States and Canada. It occurs as far north as Alaska and all but the northernmost portions of Canada. Coyote
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| Erosion For morphological image processing operations, see Erosion (morphology)For use of in dermatopathology, see Erosion (dermatopathology)Erosion is the removal of solids (sediment, soil, rock and other particles) in the natural environment. It usually occurs due to transport by wind, water, or ice; by down-slope creep of soil and other material under the force of gravity; or by living organisms, such as burrowing animals, in the case of bioerosion. Erosion
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| Horse The horse (Equus ferus caballus) is a hoofed (ungulate) mammal, a subspecies of one of seven extant species of the family Equidae. The horse has evolved over the past 45 to 55single-toed animal of today. Humans began to domesticate horses around 4000domestication is believed to have been widespread by 3000Eurasian continent. Horse
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| Hoosier Hoosier () is the official demonym for a resident of the U.S. State of Indiana. Although residents of most U.S. states typically adopt a derivative of the state name, e.g., Indianan or Indianian, natives of Indiana prefer to avoid these demonyms. The State of Indiana adopted the nickname "Hoosier State" more than 150 years ago. Hoosier
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| Idaho Idaho
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| Lewis and Clark Expedition The Lewis and Clark Expedition (1803–1806), headed by Meriwether Lewis and William Clark, was the first American overland expedition to the Pacific coast and back. Lewis_and_Clark_Expedition
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| Mount Baker Mount_Baker
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| Nez Perce The Nez Perce () are a tribe of Native Americans who live in the Pacific Northwest region (Columbia River Plateau) of the United States. They are descended from the first humans to come to the Americas, more than 10,000 years ago. The tribe currently governs and inhabits a reservation in Idaho. Nez_Perce
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| Nature Nature, in the broadest sense, is equivalent to the natural world, physical world or material world. "Nature" refers to the phenomena of the physical world, and also to life in general. It ranges in scale from the subatomic to the cosmic. The word nature is derived from the Latin word natura, or "essential qualities, innate disposition," but literally meaning "birth." Natura was a Latin translation of the Greek word physis (φύσις), which originally related Nature
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| Oregon Oregon
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| Oklahoma Oklahoma
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| Pennsylvania Pennsylvania
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| Taiga Taiga (, from Turkic or Mongolian) is a biome characterized by conifer forests. The taiga can be described as rather cold (almost like the tundra), with many trees (like the deciduous forest, except the trees aren't deciduous). Covering most of inland Alaska, Canada, Sweden, Finland, inland Norway, Highland Scotland and Russia (especially Siberia), as well as parts of the extreme northern continental United States (Northern Minnesota, Michigan, Upstate New York, New Hampshire, and Maine), northern Kazakhstan and Japan (Hokkaidō), the taiga is the world's largest terrestrial biome. Taiga
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| West Virginia West_Virginia
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| Wood Wood is an organic material; in the strict sense it is produced as secondary xylem in the stems of trees (and other woody plants). In a living tree it conducts water and nutrients to the leaves and other growing tissues, and has a support function, enabling woody plants to reach large sizes or to stand up for themselves. However, wood may also refer to other plant materials with comparable properties, and to material engineered from wood, or wood chips or fiber. Wood
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| Mount St. Helens Mount St. Helens is an active stratovolcano located in Skamania County, Washington, in the Pacific Northwest region of the United States. It is south of Seattle and northeast of Portland, Oregon. Mount St. Helens takes its English name from the British diplomat Lord St Helens, a friend of explorer George Vancouver who made a survey of the area in the late 18th century. Mount_St._Helens
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| Archaeoastronomy Talk:Archaeoastronomy
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| AH-1 Cobra For an overview of the whole Huey family of aircraft see Bell Huey AH-1_Cobra
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| Alpine skiing Alpine skiing (or downhill skiing) is a recreational activity and sport involving sliding down snow-covered hills with long skis attached to each foot. Alpine skiing takes place at specially developed ski resorts where trees are cut, slopes are manipulated, snow is groomed and avalanches are controlled to facilitate the activity. Additionally, alpine skiing resorts employ various forms of mechanical ski lift to raise the skiers up the mountain. Alpine_skiing
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| United States Secretary of Agriculture The United States Secretary of Agriculture is the head of the United States Department of Agriculture. The current secretary is Tom Vilsack, who was confirmed by the U.S. Senate to become Secretary of Agriculture on 20 January 2009. The position carries similar responsibilities to agriculture ministers of other governments.The department includes several organizations. United_States_Secretary_of_Agriculture
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| United States Forest Service The US Forest Service is an agency of the United States Department of Agriculture that administers the nation's 155 national forests and 20 national grasslands which encompasses 193 million acres. Major divisions of the agency include the National Forest System, State and Private Forestry, and the Research and Development branch. United_States_Forest_Service
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| United States National Forest United_States_National_Forest
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| Ornithology Ornithology (from Greekornis, ornithos, "bird"; and λόγος, logos, "knowledge") is a branch of zoology that concerns the study of birds. Several aspects of ornithology differ from related disciplines, due partly to the high visibility and the aesthetic appeal of birds. Most marked among these is the extent of studies undertaken by amateurs working within the parameters of strict scientific methodology. Ornithology
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| Pony Express For the syndicated television series of 1959-1960, see Pony Express (TV series). The Pony Express was a fast mail service crossing the North American continent from St. Joseph, Missouri, to Sacramento, California, from April 1860 to October 1861. It became the nation's most direct means of east-west communication before the telegraph and was vital for tying California closely with the Union just before the American Civil War. Pony_Express
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| Wood as a medium Wood_as_a_medium
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| North Cascades National Park North Cascades National Park is a U.S. National Park located in the state of Washington. The park complex consists of 684,000 acres (1,069 sq mi) of the Cascade Range in four separate, yet adjoined, unitsRoss Lake and Lake Chelan National Recreation Areas which are managed together with the park. North_Cascades_National_Park
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| Conservation movement Conservation_movement
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| Grand Canyon The Grand Canyon is a steep-sided gorge carved by the Colorado River in the United States in the state of Arizona. It is largely contained within the Grand Canyon National Park national parks in the United States. President Theodore Roosevelt was a major proponent of preservation of the Grand Canyon area, and visited it on numerous occasions to hunt and enjoy the scenery. Colorado River over a six million year period. The canyon is 277 miles (446Earth's geological history have b Grand_Canyon
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| Environmental economics Environmental economics is a subfield of economics concerned with environmental issues. Quoting from the National Bureau of Economic Research Environmental Economics program Environmental_economics
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| Yosemite National Park Yosemite National Park ( ) is a national park spanning eastern portions of Tuolumne, Mariposa and Madera counties in east central California, United States. The park covers an area of 761,266Sierra Nevada mountain chain. Yosemite is visited by over 3.5 million people each year, many of whom only spend time in the seven square miles (18Yosemite Valley. Yosemite_National_Park
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| Oregon Trail The Oregon Trail was one of the main serious overland migration routes on the North American continent, leading from locations on the Missouri River to the Oregon Territory. The eastern half of the trail was also used by travelers on the California Trail, Bozeman Trail, and Mormon Trail which used much of the same trail before turning off to their separate destinations. Oregon_Trail
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| Subarctic climate Regions having a subarctic climate (also called boreal climate) are characterized by long, usually very cold winters, and short, cool to mild summers. It is found on large landmasses, away from the moderating effects of an ocean, generally at latitudes from 50° to 70°N poleward of the humid continental climates. These climates represent Koppen climate classification Dfc, Dwc, Dfd and Dwd. Subarctic_climate
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| Sierra Nevada (U.S.) The Sierra Nevada (Spanish for "snowy mountain range") is a mountain range located in the U.S. state of California. In a few places, it overlaps into neighboring Nevada. The range is also known informally as the Sierra, the High Sierra, and the Sierras. Sierra_Nevada_(U.S.)
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| Flood In the sense of "flowing water", the word may also be applied to the inflow of the tide.Flooding may result from the volume of water within a body of water, such as a river or lake, which overflows or breaks levies, with the result that some of the water escapes its normal boundaries. Flood
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| Sequoiadendron Sequoiadendron giganteum (giant sequoia, Sierra redwood, or Wellingtonia) is the sole species in the genus Sequoiadendron, and one of three species of coniferous trees known as redwoods, classified in the family Cupressaceae in the subfamily Sequoioideae, together with Sequoia sempervirens (Coast Redwood) and Metasequoia glyptostroboides (Dawn Redwood). Sequoiadendron
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| Bigcone Douglas-fir The Bigcone Douglas-fir (Pseudotsuga macrocarpa) is an evergreen conifer native to the mountains of southern California, occurring from the San Rafael Mountains in central Santa Barbara County and the southwest of the Tehachapi Mountains of southwestern Kern County, south to Julian in San Diego County. It is notable for having the largest (by far) cones in its genus, hence the name. Bigcone_Douglas-fir
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| Coast Douglas-fir The Coast Douglas-fir (Pseudotsuga menziesii var. menziesii), a variety of Douglas-fir, is an evergreen conifer native to the coastal regions of western North America, from west-central British Columbia, Canada southward to central California, United States. Coast_Douglas-fir
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| Rocky Mountain Douglas-fir The Rocky Mountain Douglas-fir (Pseudotsuga menziesii var. glauca) is an evergreen conifer native to the interior mountainous regions of western North America, from central British Columbia and southwest Alberta in Canada southward through the United States to the far north of Mexico. Rocky_Mountain_Douglas-fir
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| Allegheny River The Allegheny River is a principal tributary of the Ohio River; it is located in the Eastern United States. The Allegheny River joins with the Monongahela River to form the Ohio River at the "Point" of Point State Park in Downtown Pittsburgh, Pennsylvania. Allegheny_River
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| Steppe In physical geography, a steppe is a biome region characterised by grassland plain without trees (apart from those near rivers and lakes). The prairie (especially the shortgrass prairie) can be considered a steppe. It may be semi-desert, or covered with grass or shrubs or both, depending on the season and latitude. The term is also used to denote the climate encountered in regions too dry to support a forest, but not dry enough to be a desert. Steppe
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| Deforestation Talk:Deforestation
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| Larrea tridentata Larrea tridentata, known as creosote bush (or chaparral when used as a medicinal herb), is a flowering plant in the family Zygophyllaceae. It is a prominent species in the Mojave, Sonoran, and Chihuahuan Deserts of western North America, including portions of California, Arizona, Nevada, Utah, New Mexico and western Texas in the United States, and northern Chihuahua in Mexico. It is closely related to the South American Larrea divaricata, and was formerly treated as the same species. Larrea_tridentata
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| Wildfire A wildfire is any uncontrolled, non-structure fire that occurs in the wilderness, wildland, or bush. Other names such as wildland fire, forest fire, brush fire, vegetation fire, grass fire, peat fire, bushfire (in Australasia), and hill fire are commonly used. Wildfire
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| Hayman Fire The Hayman Fire was a forest fire that started southwest of Denver, Colorado on June 8, 2002.The largest fire in Colorado's recorded history, hundreds of forestry officials and firefighters risked their lives to fight the fast-moving inferno, which caused nearly $40 million in damages, burned 133 homes and forced the evacuation of 5,340 persons. The cause of the wildfire was found to be arson. Hayman_Fire
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| Maclura pomifera Osage-orange, Horse-apple or Bois D'Arc (Maclura pomifera) is dioeceous plant species, with male and female flowers on different plants. It is a small deciduous tree or large shrub, typically growing to tall. The fruit, a multiple fruit, is roughly spherical, but bumpy, and 7-15 cm in diameter, and it is filled with a sticky white latex sap. In fall, its color turns a bright yellow-green and it has a faint odor similar to that of oranges. Maclura_pomifera
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| Lumber Lumber or timber is wood that is used in any of its stages from felling through readiness for use as structural material for construction, or wood pulp for paper production. (The distinction between the two terms is discussed below.)Lumber is supplied either rough or finished. Lumber
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