"Increasing use of air conditioners to stay cool is having the vicious circle effect – especially at night – of worsening the problem of cities getting hotter as the climate changes, say US researchers"

"In a stretch of marsh along the Altamaha River near Darien on Thursday, with 18-wheelers barreling by on nearby Interstate 95, researchers wove their way through a maze of narrow boardwalks to tend their new, long-term field experiment."

Colorado's experience may prove that EPA's new carbon rule is survivable.

"President Barack Obama’s plan to fight global warming underestimates pollution from natural gas, according to scientists studying how leaks affect the climate."

"Climate change poses the greatest threats to the development of small island nations, a new U.N. Environment Programme (UNEP) report out today finds."

"Kentucky may be well positioned to meet a carbon emission target for power plants set by federal regulators, even as U.S. Senate candidates there blast the plan, saying it will cripple the state's coal industry."

"The United States is warming fastest at two of its “corners,” in the Northeast and the Southwest, an analysis of federal temperature records shows."

"This short documentary profiles residents of the Isle de Jean Charles in Louisiana, as they confront a future threatened by sinking shorelines and rising seas.""

"Twenty-three Alaskan tribesmen broke the law when they overfished king salmon, but they claim their faith gave them no other choice."