The presidential hopeful has acknowledged that the climate is changing, but has expressed skepticism that it is being caused solely by humans.
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.
Republican governors from oil-and-gas rich states met in Texas Monday and said that new federal rules designed to cut global warming pollution from power plants by 30 percent by 2030 will kill jobs and growth.
A scientist at Texas Tech University calls a new study “promising” that may connect weather extremes to man-made global warming.
Despite its green reputation, is composting more costly than it’s worth?
A Texas judge has ruled the atmosphere and the air must be protected for public use just like water.
The rules — challenged by industry groups and states, including Texas — will reduce emissions of six heat-trapping gases from large industrial facilities as well as automobile tailpipes.
Nobel Prize winner and noted professor of geophysics Henry Pollack weighs in on ice and the environment.
GOP presidential candidate Rick Perry told New Hampshire voters Wednesday that he does not believe in man-made global warming, calling it a scientific theory that has not been proven.