The potent greenhouse gas methane is spewing from Pennsylvanian natural gas wells during the drilling that precedes fracking.
A global ban on the chemicals that caused the Antarctic ozone hole was successful in staving off one in the Arctic.
The brutal weather in the U.S. Midwest this winter has, in part, coal-burning power plants in China, a new study finds.
The world can still meet the UN goal to limit global warming provided it cuts annual greenhouse gas emissions by 40-70 percent by 2050, a top expert panel said Sunday.
Soaring carbon emissions will amplify the risk of conflict, hunger, floods and mass migration this century, a UN report has concluded.
The latest U.N. report shows climate change is here -- and its effects will grow. So why haven't we done more?
Millions will turn off the lights on Saturday, March 29, as part of the the eighth annual Earth hour. Continue reading →
Artists' sunsets turned increasingly crimson after major volcanic eruptions and increases in pollution. Continue reading →
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