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Tells why trees are important, where deforestation is happening, and possible effects. ... To understand why deforestation is such a pressing and urgent issue, forests must first be given credit for what they bring to global ecosystems and the quality of life that all species maintain.
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Although deforestation meets some human needs, it also has profound, sometimes devastating, consequences, including social conflict, extinction of plants and animals, and climate change—challenges that aren’t just local, but global. ... Impacts of Deforestation: Biodiversity Impacts...
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Deforestation follows a fairly predictable pattern in these images. The first clearings that appear in the forest are in a fishbone pattern, arrayed along the edges of roads. Over time, the fishbones collapse into a mixture of forest remnants, cleared areas, and settlements.
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Deforestation - Wikipedia, the free encyclopedia
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Tells how deforestation happens, and some consequences of it. ... Deforestation is the permanent destruction of indigenous forests and woodlands. The term does not include the removal of industrial forests such as plantations of gums or pines. Deforestation has resulted in the reduction of indigenous forests to four-fifths...
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National Geographic shows photographs, satellite images, and video clips of deforestation and desertification occurring in the world. ... Among the obvious consequences of deforestation is the loss of living space. Seventy percent of the Earth’s land animals and plants reside in forests. But the harm doesn’t stop...
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The United Nations Confrence on Enviroment and Development (UNCED) in 1992 defines deforestion as "land degradation in arid, semi-arid, and sub-humid areas resulting from variuos factors including climatic variations and human activites." The effects of deforestation can be catagorized in three ways.
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Contains articles about deforestation that is happening worldwide. ... Rethinking the Causes of Deforestation: Lessons from Economic Models; by Arild Angelsen & David Kaimowitz...
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Landsat data show the effects of deforestation; nearthe town of Ariquemes, Rondonia, Brazil; between 1975 and 1992 ... Global; Deforestation ... The USA has already experienced its wave of deforestation, with the exception of small areas in the west and Alaska. Our old growth forests were mostly harvested by 1920,
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