More progress urged on ozone hole
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One of the scientists who found the Antarctic ozone hole urges more action on ozone-attacking chemicals.
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Carbon dioxide levels in the atmosphere have grown more quickly than expected, say scientists.
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The Environmental Protection Agency today proposed reducing allowable ozone air pollution by as much as 20 percent in coming decades, setting up a battle with business and industry groups who feel current standards are adequate.
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Pinpointing pollutant sources is an important part of the ongoing battle to improve air quality and to understand its impact on climate.
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By ALAN ZIBEL  WASHINGTON - Environmental activists on Thursday said more stringent air-quality regulations are needed for oil refineries along the Gulf Coast, a region densely populated with petroleum industry plants.
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By Bob Downing, The Akron Beacon Journal, Ohio Jun. 23--Portions of Northeast Ohio, already under orders to reduce the amount of the pollutant ozone in the atmosphere, learned this week that the federal government plans to tighten the regulations even more beginning in 2013.
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By JOHN HEILPRIN  WASHINGTON - Federal scientists want to tighten smog standards, a step that would allow tens of millions of Americans to breathe easier. The plan also would run head-on into President Bush's hopes of weaning Americans from gasoline by using more smog-producing ethanol.
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Regulatory hurdles still to be jumped
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Consumers are being urged to implement more energy saving moves in the fight against global warming.
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As the Montreal Protocol celebrates its 20th birthday, scientific pioneer Joe Farman says more action is needed to protect the ozone layer.
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Activists and asthma patients urged federal environmental officials Thursday to go further in tightening smog standards to protect children and others from ailments caused by dirty air.
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A gaping hole in the ozone layer over Antarctica appears to have shrunk by about 20 percent from last year's record-breaking size, New Zealand scientists said on Friday.
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By Duncan Ross  J GRIFFIN has confused two different issues - the increase in greenhouse gases and the decrease in ozone.   Ozone is important because it stops ultraviolet light from the sun from reaching us, so losing ozone can increase the chance of some types of cancers.
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Asia's rapid economic expansion has turned its skies into some of world's most polluted and the region must do more to fight a scourge that is blamed for more than 500,000 premature deaths annually, delegates told a clean air conference Wednesday.
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By Stephen Leahy* - Tierramrica  TORONTO, Sep. 20, 2006 (IPS/GIN) -- Another giant ozone hole has opened up over the Antarctic, while evidence mounts that 20 years of international efforts have finally helped the atmosphere to start to heal itself.
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When ozone goes up in cities, even for short periods at levels below current regulatory standards, so does the death rate, according to an article in Wednesday&#39;s Journal
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The hole over Antarctica's ozone layer   is bigger than last year and is nearing the record   29-million-square-km (11-million-sq-mile) hole seen in 2000,   the World Meteorological Organization said on Friday.