Environmental Policy
The president set out to leave a legacy on nation's most carbon-rich forests. Experts say he dropped the ball.
The outgoing administration upped U.S.climate ambitions, setting a new target to slash emissions more than 60% by 2035.
The president-elect offers his spin on permitting reform as Congress debates legislation.
Sustainable fake trees are in demand and hard to find, but experts reveal what to look for.
WHAT'S HAPPENING
The lawsuit is just the latest alleging a decades-long disinformation campaign about global warming and the companies' contribution to it.
Sixty-six countries plus the European Union are kicking off a final round of negotiations to address an ever-worsening global problem.
For three storms, including this month's Rafael, the climate change factor goosed wind speed so much that the winds increased by two storm categories.
Inflows into the reservoir system that supplies water to New York City are at "near record lows" after months of "very, very dry conditions."
North Dakota Gov. Doug Burgum is a "big-time favorite" for a top job.
The former Republican congressman from New York is an opponent of stricter limits on fuel emissions and tougher clean air and water standards.