Two-thirds of bird species in North America are at risk of extinction if global temperatures continue to rise, according to a new report from scientists at the Audubon Society.

Domestic pigs can be cute, but invasive wild pigs – also known as feral swine – are another matter entirely.

More than one quarter of London’s parks, playground, and open spaces exceed international safety limits for air quality.

A new discovery by University of Maine researchers that challenges the established volcanic source of particles found in an ice core from the South Pole adds to the global record of volcanism and is relevant to several research disciplines.

Southern Amazonia fires threaten habitat of 15 marmoset species including one recently discovered.

Australians love property and being near water. But fast forward 30 years and the two may be incompatible, judging by global forecasts warning of sea level rises that could threaten thousands of coastal residents in decades to come.

Previous estimates of how quickly polystyrene breaks down were based on a different set of assumptions.

Newly understood factors make ice shelves more vulnerable to breakup.

Satellite imagery shows seasonal changes along world's 10th-longest river.

New research from Point Blue Conservation Science shows the significant negative impact that invasive, non-native house mice on the Farallon Islands are having to the threatened ashy storm-petrel.