Facts: An Overview of Wetlands
The Iowa Department
of Natural Resources estimates that 97.5 percent of Iowa's pre-settlement
wetlands have been lost and only 36,500 acres of prairie pothole
control 78 million acres of wetlands in the United States.
"We have no
buffers anymore between farm fields and lakes and rivers," explains
ISU botany professor Arnold van der Valk. "Historically, wetlands
provided such a buffer."
of existing wetlands and the restoration of wetlands, which are
both needed, is going to require a partnership between farmers and
environmentalists. And it will need to be done on private land if
it is to be effective."
Leopold Center Newsletter. "The Mystery of Restored Wetlands." Online.
February 2002. http://www.ag.iastate.edu/centers/leopold/newsletter/2001-4leoletter/wetlands.html