The EPA on Friday formally proposed ending longtime requirements for many polluters to collect and report emissions of heat-trapping gases responsible for climate change.
Why it matters: Democrats and environmentalists widely condemned ending the Greenhouse Gas Reporting Program when the agency announced earlier this year it was considering doing so.
The autumn leaves could show up late this year — and with softer shades.
Why it matters: Fall foliage isn't just pretty scenery or a tourism draw — its timing and vibrancy could flag deeper forest health concerns linked to climate change.
The Energy Department is disbandingits "working group" of five academics who break with mainstream climate science — but battles over its influence on federal policy aren't going anywhere.
State of play: Energy Secretary Chris Wright told the Climate Working Group that he's dissolving it in a Sept. 3 letter.
NASA's Perseverance Mars has uncovered unusual features in rocks that suggest there may have once been life on the Red Planet, according to a new study.
Why it matters: This discovery "is the closest we've actually come to discovering ancient life on Mars," said Nicky Fox, associate administrator of NASA's science mission directorate, at a Wednesday briefing on the findings of the study that was published in the journal Nature.