The two states are leading the U.S. with ambitious new standards governing their electricity supplies.
The U.S., Brazil and China all stepped up their climate commitments in a flurry of activity.
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.
Sub-Saharan Africa needs a more reliable energy supply. The way it chooses to meet that need will affect the entire planet.
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.
UK leads European solar energy expansion to help renewables overtake output of nuclear power.
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.
French president says chance for poorer countries to skip fossil fuels and go straight to renewable energy is akin to mobile phone revolution…
In a stunning reversal of years after years of obstructionism, oil companies are asking for a price on carbon.
A new report says the U.S. can just make its climate goal, but more needs to be done.
Two U.S. Dept. of Energy maps show how wind power will grow across the U.S. by 2050.
The Kansas renewable power mandate may become a victim of its own success.
The West should "climate proof" its power grid or risk electricity shortages, a new study says.
Canada plans to cut its greenhouse gas emissions 30 percent below 2005 levels by 2030.
New York cites climate, pollution and earthquake risks as major uncertainties swirling around fracking.