Expert analysis and reporting by The Associated Press raises doubts about whether a program to sell carbon credits in Peru’s Cordillera Azul National Park is delivering on its promise to balance out emissions by the companies buying the credits

Expert analysis and reporting by The Associated Press raises doubts about whether a program to sell carbon credits in Peru's Cordillera Azul National Park is delivering on its promise to balance out emissions by the companies buying the credits

The world’s largest volcano is oozing rivers of glowing lava and drawing thousands of awestruck viewers who jammed a Hawaii highway that could soon be covered by the flow

The first eruption in 38 years of the world’s largest active volcano is drawing visitors to Hawaii Volcanoes National Park

Despite assurances that lava from Hawaii's Mauna Loa isn't threatening communities, some residents are remaining vigilant

Flamingos, herons and fish once filled a freshwater lagoon in southern Spain

Interior Secretary Deb Haaland has announced an expansion of a National Park Service historical site dedicated to the massacre by U.S. troops of more than 200 Native Americans in what is now southeastern Colorado