The presidential hopeful has acknowledged that the climate is changing, but has expressed skepticism that it is being caused solely by humans.
Washington State University researchers have found that methane emissions from local natural gas distribution systems across the U.S. have decreased in the past 20 years.
With the recent dip in oil prices, the Environmental Protection Agency wants the State Department to “revisit” how much of a toll the Keystone XL oil pipeline would have on global warming.
Conservative distrust of Pope Francis, which has been building in the U.S. throughout his pontificate, is reaching a boiling point over his plan to urge action on climate change.
Washington Gov. Jay Inslee on Wednesday proposed an ambitious cap-and-trade program to require the state’s largest industrial polluters to pay for every ton of carbon they release
Gov. Jay Inslee is announcing his proposals Wednesday for reducing carbon pollution and creating clean energy jobs in Washington.
As global warming causes Arctic ice to melt, the Coast Guard is working on creating new shipping lanes so vessels can safely travel through the now open waters.
Marine biologists are seeing higher-than-normal ocean temperatures that are causing near-shore bleaching across the islands.
Animals and plants that depend on snow cover may be affected.
But since 1991, about 69 percent of the rapidly increasing melt was man-made, said Ben Marzeion, a climate scientist at the University of Innsbruck in Austria