China could produce more than 85 percent of its electricity with renewables by 2050.
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.
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.
If CO2 emissions continue at the current pace, pollen counts are projected to nearly double by 2060.
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?
Dense, older cities are seeing their per-capita vehicle CO2 emissions fall faster than other U.S. cities.
The federal government plans to train 75,000 solar workers by 2020, and many will be veterans.
As investments in wind and solar climb, backing major hydropower projects may be risky in a warming world.
Atlantic circulation changes are being linked to harsh winters, changes in sea levels and hurricanes.
This year's sad California snowpack "obliterates" the previous record low.
The next international climate pact is taking shape, and the U.S. and EU are leading the way.
Global renewables investments increased 17 percent in 2014 as solar and wind costs fell dramatically.