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MONDAY, NOVEMBER 23, 2009
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NEWS ABOUT: ozone

ozone stories: 8 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

 Ozone Kills, Slowly: Study 

High-level areas like LA face 50% increase in risk of death from respiratory illness

Mar 12, 09 2:40 PM CDT
(Newser) - Long-term exposure to ozone can greatly increase the risk of death from respiratory diseases, the Los Angeles Times reports. An 18-year study of half a million people in 96 cities found that an increase of 10 parts per billion in ozone concentrations correlated to a 4% increase in deaths from... More »

MORE ABOUT:
California • pollution • Los Angeles • Riverside • smog • ozone • respiratory problems • EPA

 Smog Bad for
 Your Appendix: Study 

Researchers saw more cases of appendicitis on days with poor air quality

Oct 6, 08 3:38 PM CDT
(Newser) - Pollution may boost your chances of getting appendicitis, the BBC reports. A Canadian study suggests that human tissue—such as the appendix—gets more inflamed on days when the ozone level is high; patients were 15% more likely to be hospitalized on bad-air days, researchers found. Infections can cause appendicitis—... More »

MORE ABOUT:
pollution • surgery • smog • ozone • air pollution • appendicitis

Bush Stepped
In to Weaken Ozone Rules

President overruled EPA scientists on pollution guidelines

Mar 14, 08 11:22 AM CDT
(Newser) - President Bush personally intervened this week to loosen the EPA's new guidelines on pollution-causing ozone, the Washington Post reports. By law, separate ozone standards are mandated for protecting the "public health" and the "public welfare," which includes wildlife, parks, and farmland. According to EPA documents, Bush... More »

MORE ABOUT:
Bush administration • environment • Environmental Protection Agency • smog • ozone • executive power • George W. Bush • clean air

 EPA Ignores Advisers
 on Pollution Cap

Sets higher limit than own experts' recommendations

Mar 13, 08 7:18 AM CDT
(Newser) - Ignoring the recommendations of its own scientists, the Environmental Protection Agency yesterday reset standards for pollution-forming ozone from cars and factories at a level critics say may cost thousands of lives. The new cap is lower than the old level but still far above the limit urged by EPA experts,... More »

MORE ABOUT:
pollution • Clean Air Act • nitrogen oxides • Environmental Protection Agency • American Lung Association • smog • ozone • air quality • utilities • Clean Air Scientific Advisory Committee • National Association of Clean Air Agencies • Edison Electric Institute

Gassy Kudzu Choking South

Quick-spreading vine emitting greenhouse gas

Dec 4, 07 8:10 PM CST
(Newser) - It's nicknamed "the vine that ate the South," but experts now warn that the fast-spreading invasive plant is choking more than just power lines, reports the Atlanta Journal-Constitution. Scientists have found that the plant emits ozone, making smog worse, leading to health problems—and speeding up climate change. More »

MORE ABOUT:
pollution • public health • smog • ozone • air pollution • kudzu

25 Biggest Scientific Discoveries

From the unfathomably small to the mind-blowingly huge, the most significant breakthroughs

Aug 21, 07 1:10 PM CDT
(Newser) - The invention of the wheel was pretty good. Fire, even better. But what has science done for us lately? USA Today lists the top 25 scientific discoveries; here are the top 10:
  1. Accelerating universe
  2. Human genome
  3. Climate accord
More »

MORE ABOUT:
Internet • science • planet • Hubble • DNA • list • RNA • genes • genome • ozone • Pluto • quarks

Calif. Town Is Nation's Smoggiest

Air above tiny Arvin is a magnet for pollutants

Aug 10, 07 3:13 PM CDT
(Newser) - Arvin, Calif., proves that you don’t need factories or freeways to have America’s worst air pollution. The agricultural town’s mountain locale collects pollution, the AP reports, giving the air a toxic smell and raising health concerns. The EPA uses the ozone level to gauge smog across the... More »

MORE ABOUT:
California • pollution • Environmental Protection Agency • air • smog • ozone • San Joaquin Valley • Arvin • air pollution

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