Two key trends undermine free-flowing rivers: large-scale dams and climate change. Globally, construction of large dams fell ...

In the Atlantic Ocean, a system of currents carries vast amounts of warm, salty surface water northward. As this water ...

Explore ecology! Learn about the interdependence of nature, the water & air cycles, and the importance of recycling in this educational film.

Park and forest managers can’t rely on the past any longer to understand future risks. Fires, pests and climate change are ...

Temperatures around the world continue to rise—and the North Sea is no exception. Yet, in addition to this gradual warming, ...