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wetlands    音標拼音: [w'ɛtl,ændz]
塘地

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英文字典中文字典相關資料:
  • 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
  • Why are Wetlands Important? - U. S. National Park Service
    Wetlands are highly productive and biologically diverse systems that enhance water quality, control erosion, maintain stream flows, sequester carbon, and provide a home to at least one third of all threatened and endangered species
  • 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 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 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
    Freshwater and ocean fisheries depend on wetlands to provide habitat for the next generation of fish In the early 1970s, governments began recognizing the enormous value of wetlands
  • Home - Wetlands International
    We are dedicated to the conservation and restoration of wetlands Our vision is a world where wetlands are treasured and nurtured for their beauty, the life they support, and the resources they provide
  • Wetlands - Natural Resources Conservation Service
    Wetlands are a home to many species of migratory and resident birds, reptiles and amphibians, fish, insects, and plants They also benefit society by storing floodwaters, filtering pollutants, serving as a carbon sink, and providing recreation sites for boating and fishing, just to name a few





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