airshed

Egyptian evacuees sleep in an airshed after fleeing from Libya, on February 25, 2011, at the Ras Jdir border post, near the Tunisian city of Ben Guerdane.

Middle East in turmoil: Gunfire in Tripoli, Iraq's 'Day of Anger' 2011

We were already especially concerned about increases in volatile organic compound releases as a result of the proposed expansion, including benzene, which contribute to the extreme, unhealthy ozone levels in the lower Lake Michigan airshed.

Henry Henderson: BP Has a Deal it Hopes we Can't Refuse: Benzene Releases and Refinery Expansion Plans 2009

A hazardous air pollutant such as benzene that does not mix in the airshed can cause localized "hot spots."

Robert Stavins: Environmental Problems and the Myth of Simple Market Solutions 2009

The lower Lake Michigan airshed is in severe “non-attainment” for ozone and seriously out of compliance for particulate matter pollution -- the kind of pollution that gets deeply into the lungs and can even pass into the bloodstream, with devastating consequences in the form of heart failure and asthma.

Henry Henderson: BP Slapdown: EPA Really is Back on the Job! 2009

Smog is further favored by stable meteorological conditions, when the urban emissions are held in an urban airshed by the atmospheric inversion layer, acting like a lid over a reaction vessel, and thus preventing dispersion.

Air quality in megacities 2008

At one point one of the senior scientists said that I was "essential" to any urban airshed modeling project that SAI wanted to undertake.

Archive 2007-11-01 James Killus 2007

The Denver region at that time had one major power plant that was responsible for something like 30%-40% of all the nitrogen oxides emitted into the Denver airshed.

Archive 2007-11-01 James Killus 2007

At one point one of the senior scientists said that I was "essential" to any urban airshed modeling project that SAI wanted to undertake.

More Wayback Machine James Killus 2007

Vaal airshed, which would be used as a basis when air quality management decisions are taken in priority areas.

ANC Daily News Briefing 2007

In 1976, we had just completed what turned out to be the first urban airshed simulation using a grid model with realistic photochemistry.

Archive 2007-11-01 James Killus 2007