North Carolina is overtaking California for most utility-scale solar farms being developed.
While American lawmakers agonize over Keystone XL, Europeans are crafting climate plans.
President Obama's Keystone XL veto on Tuesday kills only a bill, not the pipeline itself.
Leading cap-and-trade programs are spending billions on clean energy and other climate programs.
The project is expected to generate enough electricity to power nearly 2 million homes, supporting 900 jobs.
The U.S. nuclear power industry’s three-step: Revival, long goodbye or state-aided life support.
EPA may extend CO2 emissions cut targets beyond 2020 at utilities' request.
Researchers say slashing the energy requirements of the water supply will become critical as drought becomes more common.
Three party leaders make cross-party declaration to tackle climate change in a rare show of unity.
U.N. climate negotiators are searching for a new target — something to complement the 2°C goal.
As U.N. delegates gather for talks in Geneva, some worry that the next climate agreement will fall short.
A new Bloomberg report shows that clean energy investments in the U.S. are growing again.
The EPA says the Keystone XL Pipeline will emit 1 billion more tons of GHGs over conventional crude oil.
Methane is a potent greenhouse gas — but there’s a lot we can do about it.
Four things to know about the Keystone XL Pipeline as a decision by the Obama administration looms.
A new global calculator let's the average Joe be world leader for a day to determine our future climate.
International Energy Agency report says global nuclear power needs to double to meet climate goals.
A landmark wind rights auction will open up the largest offshore wind development area in the U.S.
U.S.-India relations are warmer now than they've been in a long time. Can that help slow global warming?
Study shows which parts of the Great Barrier Reef & others can bounce back from mass bleaching events.