More than 10 years ago, the so-called "rare earth crisis" highlighted the fragility of the supply chain of these metals, which are crucial for the transition to a carbon-neutral economy. Most of the world's supply of these ...
Earth Sciences
Mar 18, 2022
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73
How is our Earth's inner core like a cake? According to Professor Hrvoje Tkalčić and Sheng Wang from The Australian National University (ANU), there are more similarities than you might think.
Earth Sciences
Dec 14, 2021
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68
Earth's crust is constantly in motion. As tectonic plates that make up the lithosphere shift, pulling apart and crashing into each other, the crust fractures and folds in response. Both faulting and folding play out at fault-bend ...
Earth Sciences
Dec 7, 2021
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7
The melting of polar ice is not only shifting the levels of our oceans, it is changing the planet Earth itself. Newly minted Ph.D. Sophie Coulson and her colleagues explained in a recent paper in Geophysical Research Letters ...
Earth Sciences
Sep 22, 2021
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Ice losses from Thwaites Glacier in West Antarctica are currently responsible for roughly 4 percent of the global sea-level rise. This figure could increase, since virtually no other ice stream in the Antarctic is changing ...
Earth Sciences
Aug 18, 2021
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875
A University of Wyoming professor has used computer modeling to propose that sand and mud subducted off the coast of California around 75 million years ago returned to the Earth's crust by rising up through the mantle as ...
Earth Sciences
Aug 4, 2021
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553
The Earth has a 4.6-billion-year history; since about 1.9 billion years ago, it has been punctuated by a quasi-cyclic formation and break up of supercontinents—large landmasses that comprised the majority of the Earth's ...
Earth Sciences
Apr 28, 2021
1
9
The first emergence and persistence of continental crust on Earth during the Archaean (4 billion to 2.5 billion years ago) has important implications for plate tectonics, ocean chemistry and biological evolution. This happened ...
Earth Sciences
Apr 26, 2021
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161
Earth is an amazing planet. As far as we know, it's the only planet in the universe where life exists. It's also the only planet known to have continents: the land masses on which we live and which host the minerals needed ...
Earth Sciences
Apr 1, 2021
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8
A new study from scientists at Scripps Institution of Oceanography at UC San Diego and the University of Chicago sheds light on a hotly contested debate in Earth sciences: when did plate subduction begin?
Earth Sciences
Dec 9, 2020
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