Recent rain has made a small dent in California's drought, but it's going to take much more to erase it.
Fresh data from NASA reveals a comprehensive global view of CO2 in full color.
Long-term trends continue to paint a picture of rapid change throughout the Arctic region.
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.
The Lima Accord set the framework for an unprecedented global pact to slow climate change.
Updates from Lima, the skinny on drought, and new research on sea level, hurricanes, energy and more.
The State Secretary dropped by the Lima climate talks to implore delegates to reach accord.
A major storm is dropping buckets of rain on California, but it won't end their epic drought.
The same warm waters fueling top-strength typhoons this year are boosting global temperatures.
Scientists don't know exactly what's behind the recent lull in major hurricane landfalls in the U.S.
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
Here's how winter temperature and precipitation have changed in the U.S. since 1970.
The unusual heat in California was a key driver of the unprecedented impacts of its latest drought.
American political dysfunction could keep legally binding rules out of the next climate pact.
Rain is set to deluge California again but it won't be enough to end the state's drought.
New Yorkers and Bostonians will pay higher natural gas prices this winter because of a pipeline crunch.
Negotiators are about to gather in Lima to thrash out the details of the first post-Kyoto climate treaty.