Scientists investigate why sea ice is retreating faster than expected as cover falls to new low.
So far, 2015 has been the warmest year on record, going back more than 100 years.
Total U.S. GHG emissions released into the atmosphere because of human activity increased 2 percent in 2013
Analysts are unsure whether cheap rooftop solar will inspire businesses and homes to "defect" from the power grid.
Climate scientists are wondering why the U.S. has been locked in a "warm West, cold East" pattern.
An El Niño showing signs of sticking around could ramp up global tropical cyclone activity.
Two new studies show how drastically CO2 has affected Earth's climate in the distant past.
Cheap oil and increasingly cheap renewables are ushering in an era of abundant energy.
As temperatures rise, droughts will worsen across the American West. Here's how to adapt.
The warming hiatus and western U.S. drought both have roots in the Pacific according to recent research.
Climate scientists and planners speak different languages, jeopardizing adaptation efforts.
Greenhouse gas emissions fell 8 percent, while renewable energy rose to a record high.
New York State is creating a smart grid research lab to help integrate renewables into the electric power grid.
Drought-plagued California just saw its warmest year to date, besting last year's record by nearly 2°F.
Carbon emissions from thawing permafrost won't be catastrophic, but they won't be negligible either.
If CO2 emissions continue at the current pace, pollen counts are projected to nearly double by 2060.
More than 80 percent of states are mulling collaborations to help them meet power plant climate rules.
For the third year, the U.S. produced more crude oil and natural gas than any other country in the world in 2014.
Should flood insurance subsidies be reformed to help communities abandon coastal settlements?
It won't have a big climate impact, but climate scientists cutting back on air travel could have huge symbolic value.