Oil and gas fracking uses more and more water each year, but it varies widely from region to region.
The U.S., Brazil and China all stepped up their climate commitments in a flurry of activity.
Explore how water use for power generation has been changing, state-by-state, since 2005.
The court ruled that the EPA did not properly account for the financial impact on power plants and consumers.
European Union ministers are seeking an ambitious, durable and legally binding deal to curb global warming.
Technology company says it will open 14th data center that will be powered with 100 percent renewable energy.
The world is about see big changes in power generation. Here's what you need to know.
A district court ordered the Dutch government to cut greenhouse gas emissions faster than currently planned.
Sub-Saharan Africa needs a more reliable energy supply. The way it chooses to meet that need will affect the entire planet.
Rules proposed Friday by the U.S. Environmental Protection Agency would make big rigs much more efficient.
Developers and government officials are optimistic offshore wind farms could spread along U.S. coastlines.
Experts say utility-sized batteries will help make renewable energy a bigger part of the U.S. power grid.
The U.S. Department of Energy is betting that $60 million in research could breathe new life into nuclear energy.
Pope Francis's much-anticipated climate change encyclical was leaked early by an Italian paper.
UK leads European solar energy expansion to help renewables overtake output of nuclear power.
The U.S. EPA took its first steps Wednesday toward regulating greenhouse gas emissions from commercial airplanes.
One hundred scientists on Wednesday said further oil sands development isn’t compatible with stabilizing the climate.
Leading climate scientists say the G7's decarbonization goal may be too little, too late.
The G7 leaders have committed to decarbonizing the world's economy by 2100 but with a few caveats.
Four things to know about how the Clean Power Plan will change how you get electricity.