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wetlands    音标拼音: [w'ɛtl,ændz]
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  • What is a Wetland? | US EPA
    Wetlands are areas where water covers the soil, or is present either at or near the surface of the soil all year or for varying periods of time during the year, including during the growing season
  • Wetland - Wikipedia
    Article 1 1: " wetlands are areas of marsh, fen, peatland or water, whether natural or artificial, permanent or temporary, with water that is static or flowing, fresh, brackish or salt, including areas of marine water the depth of which at low tide does not exceed six meters "
  • Wetland | Definition, Characteristics, Types, Importance, Examples . . .
    wetland, complex ecosystem characterized by flooding or saturation of the soil, which creates low-oxygen environments that favor a specialized assemblage of plants, animals, and microbes These organisms exhibit adaptations designed to tolerate periods of sluggishly moving or standing water
  • What is a wetland? - NOAAs National Ocean Service
    During periods of excessive rain, wetlands absorb and slow floodwaters, which helps to alleviate property damage and may even save lives Wetlands also absorb excess nutrients, sediments, and other pollutants before they reach rivers, lakes, and other waterbodies
  • What Is a Wetland? Plus 8 Key Wetland Facts | World Wildlife Fund
    Explore what wetlands are, why they matter, and eight fascinating facts about these vital ecosystems and WWF’s work to protect them
  • What are wetlands? | U. S. Geological Survey - USGS. gov
    What are wetlands? Wetlands are transitional areas, sandwiched between permanently flooded deepwater environments and well-drained uplands, where the water table is usually at or near the surface or the land is covered by shallow water
  • Wetland - National Geographic Society
    Wetlands go by many names, such as swamps, peatlands, sloughs, marshes, muskegs, bogs, fens, potholes, and mires Most scientists consider swamps, marshes, and bogs to be the three major kinds of wetlands A swamp is a wetland permanently saturated with water and dominated by trees
  • Why wetlands - Wetlands International
    Wetlands occur wherever water meets land and ensure the sustainability of both These unique habitats include mangroves, peatlands, rivers, lakes, deltas, seagrass meadows, and even coral reefs
  • What is a Wetland? - The Wetlands Initiative
    More specifically, wetlands are areas where the presence of water determines or influences most, if not all, of an area's biogeochemistry—that is, the biological, physical, and chemical characteristics of a particular site
  • Wetlands and Wildlife Care Center of Orange County
    The Wetlands and Wildlife Care Center is a 501c3 non-profit dedicated to the rehabilitation and release of injured and orphaned native wildlife





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