Nearly one quarter of the land in the Northern Hemisphere, amounting to some 9 million square miles, is layered with permafrost—soil, sediment, and rocks that are frozen solid for years at a time. Vast stretches of permafrost ...
Earth Sciences
Apr 28, 2021
35
1509
Floodwaters are not what most people consider a blessing. But they could help remedy California's increasingly parched groundwater systems, according to a new Stanford-led study. The research, published in Science Advances, ...
Environment
Apr 21, 2021
0
287
What is the cost of 1 ton of a greenhouse gas? When a climate-warming gas such as carbon dioxide or methane is emitted into the atmosphere, its impacts may be felt years and even decades into the future—in the form of rising ...
Environment
Apr 21, 2021
3
112
Our planet's worst mass extinction event happened 252 million years ago when massive volcanic eruptions caused catastrophic climate change. The vast majority of animal species went extinct, and when the dust settled, the ...
Earth Sciences
Apr 19, 2021
1
552
A new study finds a naturally occurring "earthquake gate" that decides which earthquakes are allowed to grow into magnitude 8 or greater.
Earth Sciences
Apr 19, 2021
0
2479
By analyzing gains and losses in the genes of phytoplankton samples collected in all major ocean regions, researchers at the University of California, Irvine have created the most nuanced and high-resolution map yet to show ...
Environment
Apr 15, 2021
0
418
More severe and frequent fires in the Alaskan boreal forest are releasing vast stores of carbon and nitrogen from burned trees and soil into the atmosphere, a trend that could accelerate climate warming. But new research ...
Environment
Apr 15, 2021
12
501
The 2018 eruption of Kīlauea Volcano in Hawai'i provided scientists with an unprecedented opportunity to identify new factors that could help forecast the hazard potential of future eruptions.
Earth Sciences
Apr 7, 2021
0
82
Found in jewelry, car parts, pigments, and industrial chemical reactions, the metal chromium and its compounds are often employed for their color, finish, and anti-corrosive and catalytic properties. Currently, geoscientists ...
Earth Sciences
Apr 6, 2021
0
704
Nine of the hottest years in human history have occurred in the last decade. Without a major shift in this climate trajectory, the future of life on Earth is in question. Should humans, whose fossil-fueled society is driving ...
Earth Sciences
Apr 5, 2021
56
1287
