Smithsonian researchers study the ocean and freshwater ecosystems around the world. Using collections, SCUBA, submersibles, and more we ask questions about marine biodiversity, coastal ecosystems, ...

Ecosystems in the Southern Ocean, the body of water surrounding Antarctica, are under threat from climate change. The area's ...

If the message is powerful enough, the impact can ripple out across an ecosystem. In 2007, biologists named these potent molecules after a popular concept in ecology. “Keystone species,” such as ...

Ecosystem service identifications will be seen ... rank possible outcomes as preferred or less preferred according to the list of criteria (Norton, 2005). What is different between the aggregative ...

The latest finding at depths as great as 1,300m below the sea surface offers fresh insights into how ecosystems function beneath floating sections of the Antarctic ice sheet. Until now ...