the best science on the web about
wetlands

The Wonder of Wetlands
Image: iStockphoto.com/klikk

The Wonder of Wetlands

Wetlands are vibrant ecosystems with saturated soil that play a crucial role in the environment: controlling floods, purifying water, and storing carbon.

Marshes, swamps, bogs, and fens are home to thousands of species, too. Plunge into this amazing, watery world.

World Wildlife Fund
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Scientists Hunt for Acid Rain and Methane in Wetlands

Scientists Hunt for Acid Rain and Methane in Wetlands

Wetlands produce methane naturally. So, researchers went to these swampy areas to study how acid rain affects methane gas. Could acid rain actually block production of methane, a harmful greenhouse gas? More...

Images
Environmental Protection Agency
Wetland Ecosystems

Wetland Ecosystems

Wetlands filter harmful substances, protect against floods and erosion, and benefit people in many other ways. Discover the facts about bogs, fens, marshes, and swamps. Then, take a quiz. More...

Interactive
Michigan Department of Environmental Quality
Braving Iraq: Remembering the Marshes

Braving Iraq: Remembering the Marshes

Engineer Azzam Alwash, who grew up in Nasiriyah, returned to Iraq to restore the lush Mesopotamian marshes that have turned into a desert. Get details about his restoration project. More...

Article
NATURE/PBS
Constructed Wetlands for Wastewater Treatment

Constructed Wetlands for Wastewater Treatment

A research group in Spain is studying a low-cost, ecological method to treat water: constructed wetlands. Discover how constructed wetland technology removes pollutants naturally. More...

Video
DEHMA
Fabulous Wetlands

Fabulous Wetlands

Bill Nye is crazy about wetlands. Then again, who wouldn’t be? They clean pollution from water, offer flood control, and support all kinds of wildlife. Watch this wacky video to learn more. More...

Video
Washington State Department of Ecology
Photo Gallery: Wetlands

Photo Gallery: Wetlands

Check out these photos of a bald cypress swamp, a prairie pothole, the Everglades, a Florida mangrove, a black spruce bog, and other wetlands across North America. More...

Images
University of California Museum of Paleontology
Rare Video of Endangered Shorebird

Rare Video of Endangered Shorebird

See rare footage of newly hatched spoon-billed sandpipers in the Russian wild. This species is facing extinction as coastal wetlands along the East Asian-Australasian Flyway disappear. More...

Video
National Geographic
Real Scientists: Ariana Sutton-Grier

Real Scientists: Ariana Sutton-Grier

This wetland ecologist has been interested in saving the environment since the 3rd grade. Check out the wetland area she’s restoring, and discover what inspired her to study wetlands. More...

Profile
DragonflyTV/PBS
Sea-Level Rise, Subsidence and Wetland Loss

Sea-Level Rise, Subsidence and Wetland Loss

Rising seas, levees, and the construction of canals contribute to subsidence (sinking land) and wetland loss in the Mississippi River Delta system. Watch the natural delta cycle that builds and deteriorates wetlands. More...

Video
U.S. Geological Survey
The Accidental Wetland in the Colorado Delta

The Accidental Wetland in the Colorado Delta

Dams and water diversion have all but dried up the Colorado River Delta in Mexico. So how did this barren land produce a wetland oasis that supports 280 species of birds? Find out. More...

Images
National Geographic
Wet and Wild

Wet and Wild

Wetland ecosystems support a diverse range of plants and animals. Want to create a wetland model? Follow these instructions and observe what happens when you add and remove water. More...

Activity
Wonderville
Wetland Destruction

Wetland Destruction

Healthy wetlands weaken a hurricane. Watch this video to see how hurricane Katrina damaged Louisiana’s wetlands, leaving New Orleans and the coastline more vulnerable to storms.
More...

Video
NOVA/PBS
Wetlands and Carbon

Wetlands and Carbon

Did you know wetlands remove carbon from the atmosphere and store it? Two students take a soil sample from a nearby wetland to see how much carbon it has. See their shocking results. More...

Video
DragonflyTV/PBS
Wetlands Recharged but Long-Term Solution Needed

Wetlands Recharged but Long-Term Solution Needed

The Hamoun wetlands were a source of food and water in Central Asia until irrigation and drought turned them into salt flats. Although water has returned, a permanent solution is needed. More...

Article
UNDP

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