A chemical analysis of sediment cores from the North Pacific Ocean show a consistent pairing of volcanic ash and hypoxia, a low ocean oxygen condition spanning thousands of years, during times of rapid climate warming at ...
Earth Sciences
Nov 2, 2022
1
140
As the climate crisis continues to affect the American West, sunken boats and human remains aren't the only surprises to be revealed by record-low water levels at Lake Mead. Sedimentary rocks that hadn't been seen since the ...
Earth Sciences
Sep 27, 2022
0
11
New analysis of ash clouds created from large volcanic eruptions shows the temporary cooling effects are changed as the environment becomes hotter.
Earth Sciences
Aug 4, 2022
0
7
Planetary scientists from Rice University, NASA's Johnson Space Center and the California Institute of Technology have an answer to a mystery that's puzzled the Mars research community since NASA's Curiosity rover discovered ...
Space Exploration
Jul 25, 2022
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1022
When smoke from the 2019–2020 Australian wildfires billowed across the Southern Ocean, the iron-rich particles it deposited on the ocean triggered an algae bloom bigger than Australia—and it had a rapid and prolonged ...
Earth Sciences
Jul 8, 2022
34
141
Archaeologists in Pompeii have discovered the remains of a pregnant tortoise that had sought refuge in the ruins of a home destroyed by an earthquake in 62 AD, only to be covered by volcanic ash and rock when Mount Vesuvius ...
Archaeology
Jun 24, 2022
0
378
Some 252 million years ago the world was going through a tumultuous period of rapid global warming.
Earth Sciences
May 10, 2022
0
109
The Westdahl Peak volcano in Alaska last erupted in 1992, and continued expansion hints at another eruption soon. Experts previously forecasted the next blast to occur by 2010, but the volcano—located under about 1 kilometer ...
Earth Sciences
May 10, 2022
0
131
Scientists have been studying the sediments within Mars' Gale crater for many years using orbital data sets, but thanks to the Curiosity rover driving across these deposits we can also obtain up-close observations and detailed ...
Planetary Sciences
Apr 28, 2022
0
231
On 15 January, the eruption of a submarine volcano in the Tonga archipelago destroyed 90% of the uninhabited island of Hunga Tonga Ha'apai and formed an ash plume half the size of France. It also generated an atmospheric ...
Earth Sciences
Apr 20, 2022
0
3
