ecosystem

A look at the recovery of the animals, forest around Mount St. Helens 30 years after fateful eruption.

Wolves' predatory skills peak at age 2 or 3.

The catastrophic decline around the world of "apex" predators is causing major economic and ecological disruptions.

When a tipping point is coming – be it in ocean circulation patterns, wildlife populations, or even the global economy – it is often heralded by telltale signs, scientists have found.

Researcher discovers frogs living in piles of Asian elephant dung.

Mega-dung reveals a hidden ecosystem

Satellite makes first measurements of red fluorescence from marine phytoplankton.

Skin bacteria varies based on conditions such as dry, moist and oily.

Monitoring of forest plots finds western tree death rates have doubled, likely due to regional warming.

What is the total cost of the introduction of non-native species into the Great Lakes?