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THURSDAY, NOVEMBER 26, 2009
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NEWS ABOUT: ozone layer

ozone layer stories: 3 news summaries

The Latest Ozone Villain:
Laughing Gas

Nitrous oxide nothing
to chuckle about, climate scientists say

Aug 28, 09 11:54 AM CDT
(Newser) - Nitrous oxide is the new chlorofluorocarbons. A study published today fingers N2O, aka laughing gas, as the most dangerous ozone-depleting gas in the air, Time reports. Nitrous oxide isn’t as dangerous as CFCs, but it’s incredibly common, emitted by everything from fertilizer to sewage treatment plants to... More »

MORE ABOUT:
greenhouse gases • carbon dioxide • Kyoto Protocol • atmosphere • ozone • ozone layer • nitrous oxide • Montreal Protocol

 Cataract Risk 
 Linked to Climate Change 

Rising UV levels will hit developing countries hardest

Apr 7, 08 4:03 PM CDT
(Newser) - As climate change drives ozone depletion and increases the level of ultraviolet rays reaching Earth's surface, humans' eyesight will be suffering more and more, AFP reports. UV rays are one of the leading causes of cataracts, which in turn cause 50% of avoidable blindness worldwide. The trend is likely to... More »

MORE ABOUT:
public health • blindness • cataracts • eyes • ozone layer • ultraviolet rays • opthalmologists

Star Could Fire Death Ray
at Earth

Perfect spiral 8K light years away produces gamma rays

Mar 10, 08 3:49 PM CDT
(Newser) - Don't freak out, but an unstable star a mere 8,000 light years away could go supernova at any time, sending a massive gamma ray burst hurtling toward Earth, possibly destroying the ozone layer and blasting half of the planet with deadly radiation. WR 104 is what's known as a... More »

MORE ABOUT:
supernova • gamma rays • ozone layer

3 Stories


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