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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 "
  • General Wetlands Information - Southern California Wetlands Recovery . . .
    Wetlands are aquatic areas with attributes of terrestrial land (i e , dry land) They are neither completely terrestrial nor completely aquatic They get too wet for most terrestrial vegetation and tend to undergo wet and dry cycles due to fluctuating water levels
  • 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
  • Wetlands Mapper | U. S. Fish Wildlife Service
    The Wetland Mapper fulfills the U S Fish and Wildlife Service’s strategic plan for the development, revision and dissemination of wetlands data and information to resource managers and the public
  • 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
  • Wetlands (U. S. National Park Service)
    Learn more about the various types of wetlands found in the National Park Service Discover these unique, often overlooked habitats with a list of some of our favorite parks with wetland ecosystems Explore wetlands and discover the many recreational opportunities they offer
  • What are Wetlands? Why Are Wetlands Important?
    What Are Wetlands and Where Are They? A wetland is an area where water covers soil (or, if it doesn’t cover it completely, it stands near the surface of the soil) for nearly the entire year
  • 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
  • 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





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