Damage to ozone ’worse’
I NZPA-Reuter Geneva A Canadian meteorologist ihas issued a warning that (aerosol sprays might be (causing much more damage Ito the Earth's vital ozone (layer, which filters out harmful ultra-violet rays, front the Sun, than pre-! Iviously Professor Barney Boville.i lone of a.seven-man working' group called together by the Geneva-based World Met eorological Organisation, to study the effects of man’s! activities on the ozone layer. I told reporters that British! and United States studies! (indicated a long-term depletion of 15 percent by the. I fluoro-carbons used in mpdlern aerosols. I This compared with an es-i itimate of 10 per cent de(pletion made more than two (years ago which prompted (the W.M.O. to speak of a (possible 20 per cent increase (in the amount of ultra-violet •rays reaching the Earth.
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Press, 24 October 1978, Page 9
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133Damage to ozone ’worse’ Press, 24 October 1978, Page 9
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