Improving the hunt for gold
A geologist is using conditional probability principles to improve the design of nuggetty gold mines.
Earth Sciences
Dec 5, 2013
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Page 6 - News tagged with core samples
Pyrenees glaciers 'doomed', experts warn
Glaciers nestled in the lofty crags of the Pyrenees mountains separating France and Spain could disappear within 30 years as temperatures rise, upending ecosystems while putting local economies at risk, scientists say.
Environment
Jan 20, 2020
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In the Arctic, spring snowmelt triggers fresh carbon dioxide production
Studies have shown the Arctic is warming roughly twice as fast as the rest of the world, and its soil holds twice the amount of carbon dioxide as the atmosphere. New research from San Diego State University finds that water ...
Environment
Jul 2, 2020
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A look at the past suggests atmospheric rivers inundating California could get worse
A team of paleoclimatologists with the U.S. Geological Survey, NASA Ames Research Park, has found that atmospheric rivers in the past have dumped far more rain on California than those that have occurred over the past two ...
The deep Southern Ocean is key to more intense ice ages
Over the last million years, ice ages have intensified and lengthened. According to a study led by the University of Bern, this previously unexplained climate transition coincides with a diminution of the mixing between deep ...
Earth Sciences
Mar 8, 2019
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129
Tree-ring science takes on the modern age
Whether it's learning how forests respond to environmental change or answering questions about the history of ancient cultures, trees continue to be a solid source of information for many kinds of researchers.
Earth Sciences
Feb 24, 2012
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Searching for life in NASA's Perseverance Mars samples
NASA's Mars 2020 Perseverance rover will be the agency's ninth mission to land on the Red Planet. Along with characterizing the planet's geology and climate, and paving the way for human exploration beyond the Moon, the rover ...
Astrobiology
Feb 18, 2021
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Researchers uncover evidence of people predating Amazonian rainforest
(Phys.org) —A team of researchers with members from the U.K., Germany and Bolivia has found evidence that suggests that parts of Bolivia now covered with rainforest were drier and more savanna-like just 2000 to 3000 years ...
Ancient deep sea rivers of sand and mud tell climate story
Planet Earth is now due for another ice age when glaciers will form and sea levels drop up to 120m. But don't get your woollies out just yet. "Any moment now" in geological speak means give or take a few hundreds of years ...
Earth Sciences
Feb 29, 2012
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Weaker ocean circulation led to more carbon storage in the deep sea
The movement of water masses in the ocean, its circulation, is an essential component of the global climate system. In a study recently published in the journal Proceedings of the National Academy of Science (PNAS), researchers ...
Earth Sciences
Dec 9, 2021
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