In July 2015, U.S. Environmental Protection Agency head Gina McCarthy was being grilled by lawmakers over President Obama's Clean Power Plan requiring states to limit carbon emissions, when she was asked, "What percentage ...
Earth Sciences
Aug 12, 2019
2
46
Rock core samples from a period of warming millions of years ago indicate soils contributed to a rapid rise in atmospheric greenhouse gas and suggest modern climate models may overestimate Earth's ability to mitigate future ...
Environment
Jul 24, 2019
2
132
The mystery of the Martian methane continues.
Space Exploration
Jun 26, 2019
0
5
It's a well-known fact that the ocean is one of the biggest absorbers of the carbon dioxide emitted by way of human activity. What's less well known is how the ocean's processes for absorbing that carbon change over time, ...
Environment
Jun 19, 2019
2
51
This week brought news that atmospheric carbon dioxide (CO₂) levels at the Mauna Loa atmospheric observatory in Hawaii have risen steeply for the seventh year in a row, reaching a May 2019 average of 414.7 parts per million ...
Environment
Jun 7, 2019
1
22
A relatively simple process could help turn the tide of climate change while also turning a healthy profit. That's one of the hopeful visions outlined in a new Stanford-led paper that highlights a seemingly counterintuitive ...
Environment
May 20, 2019
19
1166
Scientists in the United States have detected the highest levels of planet-warming carbon dioxide in Earth's atmosphere since records began, sounding new alarm over the relentless rise of man-made greenhouse gas emissions.
Environment
May 13, 2019
136
10526
Saturn's hazy moon Titan has a long-lived Earth-like winter polar vortex supercharged by the moon's peculiar chemistry, according to new research published in AGU's journal Geophysical Research Letters.
Space Exploration
Apr 29, 2019
0
39
Plumes of air pollution generated from a rapidly expanding city within the Amazon rainforest are wafting hundreds of miles and degrading air quality in the pristine rainforest, according to a team of scientists.
Environment
Apr 25, 2019
0
29
The discovery of life on Mars would get pretty much everyone excited. But the scientists hunting for it would probably be happy no matter what the outcome of their search – whether life turned out to extinct, dormant or ...
Space Exploration
Apr 2, 2019
0
20
