(AP) Environmental groups hailed President Barack Obama’s warning about climate change in his second inauguration speech, but said the president’s words will soon be tested as he decides whether to ...

The process of climate change is complex and involves a vast array of contributors. But slowing climate change largely relies on one thing, cutting carbon dioxide emissions, and cutting carbon dioxide ...

EVERGLADES NATIONAL PARK, Fla. – Amid lurking alligators and the steamy heat of Florida’s Everglades, President Barack Obama on Wednesday sounded the alarm about damage from climate change he said was ...

Submerged countries, abandoned cities and floods of refugees await the world barring urgent action on climate change, President Barack Obama warned Monday, painting a doomsday scenario as he opened a ...

President Barack Obama said Wednesday the threat posed by climate change is evident all around and that those who deny the "indisputable" science that it is real are putting at risk the security of ...

President Obama warned that climate change may fuel the spread of diseases traditionally seen in warmer climates, such dengue fever and West Nile Virus. "It is inevitable that if temperatures rise ...

The centerpiece of the Obama administration's effort to tackle climate change is facing a high-profile legal test as a federal appeals court considers a plan that has triggered furious opposition from ...

It’s not the happiest time to be an environmentalist. Climate change hit home last year with brutal force: 2012’s historic drought singed much of the Midwest, turning farms to dust and withering the ...

In his first press conference since re-election, Obama conceded that climate change legislation was not a top priority. And on Thursday, before Obama toured storm-battered New York City, White House ...

It’s not the happiest time to be an environmentalist. Climate change hit home last year with brutal force: 2012’s historic drought singed much of the Midwest, turning farms to dust and withering the ...