Experts are divided on how the New York high-volume fracking ban will affect the climate.
California gets some drought relief, Europe sets records, the Arctic gets warmer and more.
Fresh data from NASA reveals a comprehensive global view of CO2 in full color.
New York City and its power grid is among the cities most sensitive to increasing hurricane intensity.
2014 is set to be Europe's warmest year, a record made much more likely by global warming.
New study shows that electric vehicles' environmental friendliness depends on where the electricity comes from.
While November didn't set a global hot mark, 2014 is still on track to be the warmest year on record.
New interactive map shows how energy production in U.S. has grown since 1993.
The State Secretary dropped by the Lima climate talks to implore delegates to reach accord.
State mandates and tax incentives make California the most popular state for buying an electric car.
A new NOAA study shows that natural variability could be the cause of the devastating California drought.
Europe is now 10 times more likely to have a catastrophic heat wave than it was just a decade ago, study says.
ENSO predictions have come a long way since the 1990s, but there’s plenty of work left to do
Low oil prices means people will drive more and buy less efficient vehicles, increasing CO2 emissions.
The unusual heat in California was a key driver of the unprecedented impacts of its latest drought.
The Obama administration's plan to cut CO2 emissions moves to next step.
American political dysfunction could keep legally binding rules out of the next climate pact.
CO2 emissions warm the planet faster than previously thought, and their impacts linger for centuries.
The U.N.'s WMO is the latest agency to announce that 2014 is likely to be the warmest year on record.
New Yorkers and Bostonians will pay higher natural gas prices this winter because of a pipeline crunch.