70 evacuated as Colima volcano spews ash in western Mexico

Ash and cinders spewed Saturday from the Colima Volcano in western Mexico, prompting authorities to close the airport in the state capital of Colima and order the evacuation of a half dozen hamlets on the flanks of the peak.

Changing climate prompts boreal forest shift

With warming summer temperatures across Alaska, white spruce tree growth in Interior Alaska has declined to record low levels, while the same species in Western Alaska is growing better than ever measured before.

Rules aim to protect imperiled bird's habitat in 10 states

Interior Secretary Sally Jewell revealed plans Thursday to preserve habitat in 10 Western states for an imperiled ground-dwelling bird, the federal government's biggest land-planning effort to date for conservation of a single ...

US says decade-old Gulf oil leak could last another century

For more than a decade, oil has been leaking into the Gulf of Mexico where a hurricane toppled a drilling company's platform off the coast of Louisiana. Now the federal government is warning that the leak could last another ...

Arctic oil drillers face tighter US rules to stop spills

Royal Dutch Shell Plc and any oil drilling company that prospects in the Arctic Ocean must boost safety practices to prevent spills in the frigid and often hostile waters or mitigate the impact, U.S. regulators proposed Friday.

page 9 from 15