Covering virtually all freshwater habitats on Earth, this first-ever ecoregion map, together with associated species data, is a useful tool for underpinning global and regional conservation planning efforts. This site is hosted by The Nature Conservancy and World Wildlife Fund.

EPA was established on December 2, 1970 to consolidate in one agency federal research, monitoring, standard-setting and enforcement activities to ensure environmental protection. EPA works for a cleaner, healthier environment for the American people.

With 197 Parties, the United Nations Framework Convention on Climate Change (UNFCCC) has near universal membership and is the parent treaty of the 1997 Kyoto Protocol. The Kyoto Protocol has been ratified by 192 of the UNFCCC Parties.