Word: arosa
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Dates: during 1980-1989
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Antarctica is not the only spot where ozone levels are low, says Donald Heath, a NASA scientist. Tests over Arosa, Switzerland, since the 1920s have shown an average ozone loss of 3%, mostly in the past ten years. And Heath believes he has found another hole. Centered over Spitsbergen, Norway, 700 miles from the North Pole, it is one-third the size of the Antarctic hole. Heath claims the region's ozone loss has been 1.5% a year for the past six years and says this location fits models of CFC-caused loss...