The ozone hole continues to be on the mend, but it's still a long road to full recovery.
The Southern Ocean's notoriously strong gales are growing stronger, and that's foreboding news for coastlines everywhere.
Sandy will "be one of the most studied storms" to hit the U.S. Here's what researchers are already learning.
As the mercury keeps rising in Australia, weather records keep falling. Climate change is playing a role.
The European Union plans to reduce its greenhouse gas pollution to 40 percent below 1990 levels by 2030.
A new checklist will help San Francisco protect $25 billion worth of infrastructure from rising seas.
European Union will decide this week how hard the continent will work to slow global warming.
The "odds are good" that 2014 will be the warmest year in the books, fueled by record ocean warmth.
Expansion of Antarctic sea ice heralds ocean changes that could trap heat and accelerate ice sheet melting.
Climate change is a major driver in the precipitous decline of a key Yellowstone tree species.
Cyclones have been quietly costing the world for decades, costs that could grow due to climate change.
Floods during high tide have become common in many coastal cities, and they're about to become downright routine.
Normally, 20 percent of California’s power comes from hydroelectric sources. But not anymore.
Scientists hope to determine almost in real-time whether global warming has a hand in extreme weather.
Global warming may increase the overall amount of freshwater flowing in rivers worldwide by about 15 percent.
Two scientists say the world needs new climate goals. The proposal is not being well received.
Scientists found tenuous links between climate change and floods that killed more than 5,000 Indians last summer.
Fossil fuels will remain largest source of GHGs by 2100 as global energy use and CO2 emissions double.
Monday's studies hinted at climate change's role in California's drought, but stopped short of blaming it.
NOAA study finds that climate change may not have been a factor in Colorado's epic 2013 floods.