A new paper quantifying small levels of iodine in Earth's stratosphere could help explain why some of the planet's protective ozone layer isn't healing as fast as expected.
Earth Sciences
Jan 13, 2020
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For the first time, scientists have shown through direct satellite observations of the ozone hole that levels of ozone-destroying chlorine are declining, resulting in less ozone depletion.
Earth Sciences
Jan 4, 2018
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The planet is warming at an unprecedented rate and reducing emissions of greenhouse gasses alone is not enough to remove the risk.
Earth Sciences
Dec 12, 2016
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To mark the peak of ozone hole season, we're highlighting four ways that climate and the ozone hole are related—and one important way they aren't. But before you read any further, please take a few moments to enjoy a gorgeous ...
Earth Sciences
Nov 11, 2016
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This winter, the Arctic stratosphere so far has been unusually cold. Hence, all prerequisites are given for strong ozone depletion in the next weeks. This conclusion is based on first results of the POLSTRACC measurement ...
Earth Sciences
Feb 18, 2016
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NASA scientists have revealed the inner workings of the ozone hole that forms annually over Antarctica and found that declining chlorine in the stratosphere has not yet caused a recovery of the ozone hole.
Earth Sciences
Dec 11, 2013
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(Phys.org) —A combination of extreme cold temperatures, man-made chemicals and a stagnant atmosphere were behind what became known as the Arctic ozone hole of 2011, a new NASA study finds.
Earth Sciences
Mar 11, 2013
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The Superconducting Submillimeter-Wave Limb-Emission Sounder (SMILES) is the first onboard mechanically cooled superconducting mixer and high-resolution system for measuring atmospheric minor constituents related to stratospheric ...
Earth Sciences
Apr 9, 2012
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Extraordinarily cold temperatures in the winter of 2010/2011 caused the most massive destruction of the ozone layer above the Arctic so far: The mechanisms leading to the first ozone hole above the North Pole were studied ...
Earth Sciences
Jan 19, 2012
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The Antarctic ozone hole, which yawns wide every Southern Hemisphere spring, reached its annual peak on September 12, stretching 10.05 million square miles, the ninth largest on record. Above the South Pole, the ozone hole ...
Earth Sciences
Oct 20, 2011
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