Science Trek

D4K: Wetlands

Special | 28m 52s

Wetlands or marshes work like giant sponges, absorbing and filtering water. Wetlands are an important home for plants and wildlife. But wetlands are in danger. Find out more as experts answer students’ questions about wetlands.

Aired: 01/18/05

Rating: TV-G

Video has closed captioning.

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The Laura Moore Cunningham Foundation