Environment

What Are Wetlands? Wetlands ar gener bothy located along one-sided areas between uplands and deep-water basins such as rivers, although they may in any case form in basins far from large bodies of water. Of the 90 gazillion acres of wetlands in the lower 48 states, almost all (95 portion) are inland, freshwater areas; the remaining 5 percent are coastal saltwater wetlands. Alaska is estimated to have more than 200 million acres of wetlands. The Many Roles of Wetlands Experts have understood some of the functions of wetlands for many a(prenominal) years. Other purposes have come to light more recently. intellectual sustainment AND HABITAT. Wetlands are a source of nutrient and habitat for legion(predicate) game and nongame animals. For some species of waterfowl and freshwater and saltwater fish, wetlands are essential for nesting and bearing. About one in five gear up and animal species listed as exist by the U.S. government wager on wetlands for their survival. Two-thirds of the species of Atlantic fish and shellfish that humans learn depend on wetlands for some part of their life cycle, as do nearly half of all species listed as endangered or threatened.

Coastal marshes and some inland freshwater wetlands show some of the highest rates of plant productivity of any vivid ecosystem, thus supporting abundant animal populations within the food chain. After a plant dies nearly 70 percent of it breaks down and is flushed into adjacent waters where it can be consumed by fish and shellfish. Inland wetlands also serve as way stations for migrating birds. The 30,000-acre region in the north primeval United States and south central Canada, for example, provides a resting place and nourishment for nearly half of the more than 800 species of protected migratory birds (which by the piece number in the millions) during the migration season. Without this stopover the flight to their Arctic breeding grounds would be impossible. IMPROVING WATER QUALITY. Wetlands can temporarily or permanently trap... If you want to get a abundant essay, order it on our website: Orderessay

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