The government want more farmers turning waste methane into biogas. Here's how California is helping.
Here are four reasons to be hopeful on Earth Day when it comes to climate change.
White House report calls for billions of dollars in energy infrastructure modernization investments.
China could produce more than 85 percent of its electricity with renewables by 2050.
The U.S. is poised to take over the Arctic Council as major changes loom for the region.
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.
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.
More than 80 percent of states are mulling collaborations to help them meet power plant climate rules.
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.
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.
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.
No matter the fate of Keystone XL, many other pipelines could transport Canadian tar sands oil to refineries.
Research suggests media focuses on doom and gloom of climate change, rarely on possible fixes.
New maps show the plans of countries to deal with their CO2 emissions ahead of international climate negotiations.