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.
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.
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.
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.
Boston's methane emissions from aging pipes and other sources may be more than double official estimates.
U.S. coal production may be declining partly because of the market and partly because of climate policy.
Seven things to know about the EPA's plan to cap methane emissions from oil and gas wells.
The Obama administration is planning to slash oil and gas methane emissions 45 percent below 2012 levels.
EPA proposal would require energy companies to report GHG emissions from oil well fracking.
Weather and climate scientists are key to climate change communication, EPA administrator says.
EPA to create CO2-slashing model for states that won't comply with Clean Power Plan.
Tropical forests may absorb one-third of human fossil fuel emissions, a new study says.
Oil prices and advancements in renewables in 2014 set the scene for a major turning point in energy in 2015.