
Wetland - Wikipedia
A wetland is a distinct semi-aquatic ecosystem whose groundcovers are flooded or saturated in water, either permanently, for years or decades, or only seasonally. Flooding results in oxygen -poor (anoxic) processes taking place, especially in the soils. [1] .
Wetland | Definition, Characteristics, Types, Importance, Examples ...
2025年3月12日 · A wetland is a 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.
Wetland - Education | National Geographic Society
2023年10月19日 · Unique plants, called hydrophytes, define wetland ecosystems. This wooded wetland, near the Stillaguamish River in Washington, is dominated by western skunk cabbages, also called "swamp lanterns." A wetland is an area of land that is either covered by water or saturated with water.
Why are Wetlands Important? - US EPA
2025年2月18日 · An immense variety of species of microbes, plants, insects, amphibians, reptiles, birds, fish and mammals can be part of a wetland ecosystem. Climate, landscape shape (topology), geology and the movement and abundance of water help to determine the plants and animals that inhabit each wetland.
How do Wetlands Function and Why are they Valuable?
2024年5月15日 · Wetlands are among the most productive ecosystems in the world, comparable to rain forests and coral reefs. An immense variety of species of microbes, plants, insects, amphibians, reptiles, birds, fish and mammals can be part of a wetland ecosystem.
Ecology of Wetland Ecosystems: Water, Substrate, and Life
Wetlands are diverse, productive ecosystems of ecological and economic value. Their protection in a changing world requires an understanding of their unique ecology.
What is a wetland? And 8 other wetland facts | Stories | WWF
A wetland is a place in which the land is covered by water—salt, fresh, or somewhere in between—either seasonally or permanently. It functions as its own distinct ecosystem. You can recognize wetlands from other types of land or bodies of water primarily by the vegetation that has adapted to wet soil.
Ecosystem Of Wetlands - Sciencing
2019年11月22日 · Wetlands ecosystems provide the world with natural storm barriers, environmental cleansers, and food and water resources for many forms of life. Wetlands represent transitional areas between land and water.
What is a Wetland? | US EPA - U.S. Environmental Protection …
2024年4月25日 · 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. Water saturation (hydrology) largely determines how the soil develops and the types of plant and animal communities living in and on the soil.
What are wetlands, and why are they so critical for life on Earth?
2023年2月24日 · What are wetlands? These diverse ecosystems are found on every continent except for Antarctica. Generally, they’re divided into two categories: coastal or inland.
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