| Beaver Dam Information Site: Explains how beaver dams elevate water tables in watersheds and establish wetlands. Includes a discussion of the large number of beaver ponds in pristine North America. |
| Bolsa Chica Land Trust: Aims to purchase and preserve the remaining open space of the Bolsa Chica, one of the last remaining wetland ecosystems in Southern California. Includes images and information on its birds, wildlife, and landscapes. |
| California's Coastal Wetlands: Information about the characteristics and functions of coastal wetland ecosystems. |
| Center For Wetlands at the University of Florida: Linking basic ecological research on wetlands with engineering, particularly to foster the use of natural and constructed wetlands for water treatment. |
| IUCN Water and Nature Initiative: A 5-year programme to demonstrate the ecosystem approach to basin management in field projects around the world, supported by specific projects on finance, law, empowerment, knowledge and communication. |
| Padule di Fucecchio: Information about research, flora and fauna of the marshlands of Fucecchio (Tuscany, Italy). |
| Ramsar Convention on Wetlands: An intergovernmental treaty which provides the framework for national action and international cooperation for the conservation and wise use of wetlands and their resources. |
| The Florida Everglades: History and Restoration: Extensive introduction to this wetlands ecosystem, its history and potential restoration. |
| The National Wetlands Inventory: Produces information on the characteristics, extent, and status of USA wetlands and deepwater habitats. |
| Wetland Ecology: Introduction from the Texas Parks and Wildlife Department. |
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