Per capita carbon emissions are falling, but Wyoming's are still seven times the national average.
The U.K. plans to close all of its coal-fired power plants by 2025 to address climate change.
An International Energy Agency report shows that a global transition to cleaner energy is underway.
The federal government's signature climate policy is now open to legal challenges.
China announced the world's largest cap and trade program on Friday, in a step toward tackling climate change.
Global nuclear power generation capacity could increase by more than 45 percent in the next 20 years.
U.S. power plants emitted less carbon dioxide in April than at any point in the prior 27 years.
Report shows renewables supply more electricity than nuclear in eight major world economies.
Forty-two states are cutting carbon dioxide emissions from power plants ahead of a new EPA rule.
The U.S. Department of Energy is betting that $60 million in research could breathe new life into nuclear energy.
Leading climate scientists say the G7's decarbonization goal may be too little, too late.
Four things to know about how the Clean Power Plan will change how you get electricity.
A new report says the U.S. can just make its climate goal, but more needs to be done.
Canada plans to cut its greenhouse gas emissions 30 percent below 2005 levels by 2030.
Hawaii may become the first state to target getting all of its electricity from renewable energy sources.
China could produce more than 85 percent of its electricity with renewables by 2050.
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.
Cheap oil and increasingly cheap renewables are ushering in an era of abundant energy.
New York State is creating a smart grid research lab to help integrate renewables into the electric power grid.