"In Wetlands, Bill sloshes across America's wetlands and gets a bit muddy as he shows us how these swamps, bogs, and marshes help control floods, naturally filter water, and provide a good home to lots of lving things."--Container.
General Note
Special features include : fully indexed "chapters" correlated to National Science Standards ; interactive glossaries and quizzes ; bonus footage of never-before-seen segments, interviews, and demos ; on-disk implementation guide.