ATMOSPHERIC SCIENCE:
Trans-Pacific Air Pollution
Kenneth E. Wilkening, Leonard A. Barrie, Marilyn Engle
It is increasingly recognized that air pollution is transported on mid-latitude westerly winds from Eurasia to the Pacific Ocean basin and across to North America. This trans-Pacific pollution reaches North America and may have substantial impacts on ecosystems and climate in the entire Pacific region. In their Perspective, Wilkening et al. report from a recent meeting where researchers attempted to synthesize and evaluate existing knowledge about trans-Pacific pollutant transport.
K. E. Wilkening is at the International Studies Program, University of Northern British Columbia, Prince George, British Columbia V2N4Z9, Canada. E-mail: kew{at}unbc.ca L. A. Barrie is at Atmospheric Sciences and Global Change Resources, Pacific Northwest National Laboratory, Richland, WA 99362, USA. E-mail: leonard.barrie{at}pnl.gov M. Engle is at the Office of International Activities, U.S. Environmental Protection Agency, Washington, DC 20460, USA. E-mail: engle.marilyn{at}epa.gov