TagUltrafine Particulates(24)

“$125,000 of the general fund—state appropriation for fiscal year 2018 and $125,000 of the general fund—state appropriation for fiscal year 2019 are provided solely for the University of Washington school of public health to study the air quality implications of air traffic at the international airport in the state that has the highest total annual

Parham Azimi, Dan Zhao, Brent Stephens Department of Civil, Architectural and Environmental Engineering, Illinois Institute of Technology, Chicago, IL, USA Received 31 July 2014, Revised 26 August 2014, Accepted 3 September 2014, Available online 4 September 2014. Abstract This work uses 194 outdoor particle size distributions (PSDs) from the literature to estimate single-pass heating, ventilating, and air-conditioning (HVAC) filter removal efficiencies for

A plane flies overhead as Joe Mejia, 21, left; Derick Montes, 6; and Leonardo Armenia, 14, play in Lennox. A new study has found high levels of potentially harmful particles in communities up to 10 miles east of LAX. (Francine Orr / Los Angeles Times) By Dan Weikel and Tony Barboza May 29, 2014 5 AM

By Felicity Barringer Feb. 18, 2012 Fine atmospheric particles — smaller than one-thirtieth of the diameter of a human hair — were identified more than 20 years ago as the most lethal of the widely dispersed air pollutants in the United States. Linked to both heart and lung disease, they kill an estimated 50,000 Americans