Extreme high or low oil prices could prevent countries from keeping global warming from exceeding 2°C.
Falling carbon emissions from the electric power sector could help states meet their climate goals.
The EPA announced new methane emissions regulations for oil and gas operations on Thursday.
Fossil fuels will still be the dominate energy source on the planet in 2040, a U.S. government forecast shows.
The strong El Niño in the tropical Pacific contributed to lower energy demand in the U.S. this winter.
Global renewable energy investments are at a record high, but more investment is needed to limit warming.
China has long been considering an energy cap to tackle smog and greenhouse gas emissions.
Whatever the fate of the president's most sweeping climate policy, electric companies are looking beyond coal.
Climate activists have pivoted from their fight against the Keystone XL Pipeline to protesting oil and gas leasing.
Low oil prices and the loss of a contractor have forced a Utah oil sands project to slow to a near halt.
The United States and 22 other countries agree to cut airlines' emissions over the next 12 years.
Carbon emissions could be dramatically cut with a new power grid based on renewables, a new study says.
The federal government is proposing new rules for cutting methane emissions on public and tribal lands.
The Obama administration has temporarily halted coal leasing on federal lands to address climate change.
A Berkeley National Laboratory report shows state electricity goals making a small dent in U.S. carbon emissions.
The solar power industry continued its hiring spree in 2015, growing 12 times faster than overall U.S. employment.
New commitments to renewables and the rippling effect of oil prices could dominate energy news in 2016.
A look at the biggest energy stories of 2015 — a year in which world leaders agreed to cut carbon emissions.
World Energy Outlook 2015 predicts Africa could be the first to power economic growth with renewables.
The federal government's energy consumption has reached its lowest level in 40 years.