smog's

Two thirds of the smog's harmful elements come from the 11,000 privately owned buses that spew diesel fumes through the city.

The Greening Of Santiago 2008

The U.S. Environmental Protection Agency (EPA) proposes to strengthen national ambient air quality standard for ground-level ozone - smog's primary component - and today is the FINAL day for public comment.

Paula Gordon: Save Your Breath 2008

The smog's not bad on this rooftop lookout, though I wish I didn't have to breathe what's gone through a couple million pairs of lungs before it reaches me.

The Unicorn Trade Anderson, Poul and Karen 1984

Obama overruled the Environmental Protection Agency and directed administrator Lisa Jackson to withdraw the proposed regulation to reduce concentrations of smog's main ingredient, in part because of the importance of reducing regulatory burdens and uncertainty for businesses at a time of rampant uncertainty about an unsteady economy.

TIME.com: Top Stories 2011

The upper Green River basin in southwest Wyoming has polluted-air days for a combination of reasons: its geography, in a valley at 7,000 feet; its typical winter weather that produces sun on highly reflective snow; and its economy, heavily based on natural gas drilling, which scientists say produces smog's underlying chemical base.

NYT > Home Page By KIRK JOHNSON 2011

Thursday may be Toronto's hottest day ever at least the smog's holding off Careers @ the Star

Thestar.com - Home Page 2011

Three times since 1987, the EPA has lowered the amount of ozone allowed in the air, responding to advancing knowledge of smog's health effects.

unknown title 2009

If you're one of those people that likes to read the reviews so you can feel like you read the book: "The authors trace smog's invasion back to a gray day in 1943 when visibility was so low that Angelenos -- fearing chemical attack -- rushed from their jobs and crashed their cars in the haze ...

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