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World NewsOzone layer faces record lossThe depletion of the ozone layer shielding Earth from damaging ultraviolet rays has reached an unprecedented low over the Arctic this spring because of harmful ozone-eating chemicals and a cold winter, the U.N. weather agency said April 5. The Earth's fragile ozone layer in the Arctic region has suffered a loss of about 40 percent from the start of winter until late March, exceeding the previous seasonal loss of about 30 percent, the World Meteorological Organization said. (AP)
Shukan ST: April 15, 2011 (C) All rights reserved |