Ecology

A new report suggests cutting pollution would save lives

New EPA regulations for heavy duty vehicles could reduce fuel consumption by 24 percent

Soils, forests, oceans may lose their ability to soak up excess carbon dioxide

In the most biologically diverse marine ecosystem on the planet, fishing has wiped out apex predators like barracuda, grouper and sharks

Ornithologist Eduardo Inigo-Elias, senior research associate with the conservation science program at the Cornell Laboratory of Ornithology, talks about the challenges of studying migratory birds and how improved relations between the U.S. and Cuba will help his field   

Religious dogma compromises Pope Francis's call for action on climate change by rejecting key solutions

The pope’s encyclical Laudato Si warns of global warming's human causes and grave implications

The "odorous house ant" smells like blue cheese or rotten coconut because it produces chemical compounds similar to those found in its nose-sakes. Cynthia Graber reports

Only about 60 of these now critically-endangered wolves remain on Prince of Wales Island

Expansion of oil production from tar sands is incompatible with halting climate change

High-tech breeding to bolster cattle and crops against potential outbreaks is becoming increasingly urgent as diseases continue to march across Africa

Costa Rica wants information from Nicaragua about the potential environmental impact of a planned $50 billion canal project that would rival the Panama Canal