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.
New York State is creating a smart grid research lab to help integrate renewables into the electric power grid.
For the third year, the U.S. produced more crude oil and natural gas than any other country in the world in 2014.
Dense, older cities are seeing their per-capita vehicle CO2 emissions fall faster than other U.S. cities.
NASA satellites show California's abysmal snowpack that's prompting drought and water concerns.
The federal government plans to train 75,000 solar workers by 2020, and many will be veterans.
High-resolution climate models are coming and a first glimpse shows they're pretty spectacular.
This year's sad California snowpack "obliterates" the previous record low.
Drought and warmer temperatures brought about by climate change affect wildfire spread more than bark beetles.
Landsat images reveal the fury of Cyclone Pam and the long road Vanuatu has to recovery.
Warm Pacific temperatures affect everything from sea lions to plankton and are a sign of things to come.
2015's annual maximum of winter Arctic sea ice is the lowest in the satellite record.
2015 may only be two months old, but it's already the warmest first two months of any year on record.
Spring is arriving earlier across the U.S. by an average of three days.
A state-by-state look at how spring is coming earlier, on average, in a warming world.
A Department of Energy report says the U.S. could get more than a third of its electricity from wind turbines by 2050
Urbanization in southern California is reducing the region's fogginess, further drying the parched state.
National forests, parks and other public lands play a major role in America's defense against climate change.