The ozone hole continues to be on the mend, but it's still a long road to full recovery.
Happy Halloween! Here's a look at Halloween climate extremes for cities across the country.
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.
Hydropower reservoirs may be one of the biggest sources of GHG emissions, studies suggest.
As the mercury keeps rising in Australia, weather records keep falling. Climate change is playing a role.
Since 2000, the Amazon rainforest has been drying, a trend that could have big carbon implications.
Arctic sea ice decline has doubled the chances of an extreme cold winter over Europe and Asia.
An innovative farm is hoping to score a win-win by producing crops while reducing power grid waste.
This year breaks heat records, the drought hangs on, goats get smaller and more in this week’s climate news.
Low oil prices along with changing global oil markets could affect GHG emissions and climate change.
The European Union plans to reduce its greenhouse gas pollution to 40 percent below 1990 levels by 2030.
A rare type of cloud and the sediment stirred up by Hurricane Gonzalo are among this week's highlights.
Drought is taking its toll on the water system that quenches the thirst of Brazil’s largest city, Sao Paulo.
El Nino probably won't bring California drought-busting winter rains, but the news may not be all bad.
A new checklist will help San Francisco protect $25 billion worth of infrastructure from rising seas.
Are rising global temperatures to blame for a stark reduction in the size of chamois in Italy?
Massachusetts and California lead the U.S. in energy efficiency, according to annual ranking.
European Union will decide this week how hard the continent will work to slow global warming.
The polar vortex spurred a spike in CO2 emissions in 2013 as people cranked up their heat last winter.