Last year was the third year in a row to shatter global heat records, a trend that scientists say shows 'big changes' are already underway.
Republican lawmakers are preparing to roll back the influence of the Endangered Species Act, arguing that the law is an unnecessary hindrance to economic development.
On average, Earth will have 10 fewer days of mild and mostly dry weather by the end of the century, researchers estimate.
The United States has contributed $1 billion total toward the UN climate fund. Will other wealthy nations follow?
Scott Pruitt has made a career of asserting states' rights against federal authority, primarily by suing the agency he may run. Now, he gets a chance to shift that balance.
Officials say that the false killer whales died after becoming stranded in the Gulf of Mexico, west of the Florida Everglades, but are searching for clues as to why they swam ashore.
The national bird has made a dramatic comeback in the last few decades. But now, the predator is seeking out livestock and even some endangered species as food.
More than 70,000 birds have been killed in an effort to open NYC flight paths since U.S. Airways flight flew into a flock of geese and made an emergency landing on the Hudson River in 2009.
In this edition: More people leave lawns behind as California seeks to make water conservation a way of life; the Trump Cabinet nominee who sees climate change as a threat; farewell to the 747.
Scientists can now speak freely to the media and publish in scientific journals. The guidelines may set the course for the upcoming confirmation hearing for Energy Secretary – and the department's next four years.
The new policy, which Ernest Moniz says was in the works before Donald Trump won the presidency, says scientists 'are free and encouraged to share their scientific findings and views.'
The US-based airline announced its accelerated plan to phase out the once iconic jumbo jet.
Unlike some other Trump Cabinet picks, Rex Tillerson acknowledges climate change. His confirmation hearing to become secretary of State leaves doubts about how much climate action he supports.
The rusty-patched bumblebee, an important pollinator, has been placed on the endangered species list in a last-ditch effort to protect its failing population.
A new study finds that greenhouse gases such as methane that break down quickly in the atmosphere may have a greater effect on warming oceans than was previously thought.
The giant sequoia that fell Sunday bore the scars of 19th century tourism. But it endured thanks to hard work by conservationists. Now, climate change and land policy changes pose new threats for giant trees.