Wetlands, rivers, lakes, and coastal estuaries are all aquatic ecosystems—critical elements of Earth’s dynamic processes and essential to human economies and health. Wetlands connect land and ...

While accounting for only 3% of the Earth's surface, lakes and ponds are vital habitats, and provide essential resources for a wide range of species, including humans. What is the status of these ...

Some of Earth's groundwater is fossil water ... Humanity's growing thirst also poses a major problem for aquatic ecosystems. "When we take water from rivers, floodplains, and watersheds, those ...

Aquatic ecosystems are complex and found within myriad wetlands, streams, lakes, estuaries, and oceans that support life on earth. Professional aquatic scientists and managers work to conserve and ...