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Environment


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July 17, 2007

China pollution shows up on mountains in Cascade Range

By JEFF BARNARD
Associated Press Writer

MOUNT BACHELOR SUMMIT, Ore. — In a frigid shelter at the top of Mount Bachelor, Dan Jaffe brushed the snow from a rough plywood table, laid out a clean tissue, and unscrewed a stainless steel fitting from one of his scientific instruments.

The University of Washington-Bothell professor of atmospheric and environmental chemistry removed a one-inch disk with a hole in the center. There, on a shiny film of grease, five dull black dots made up of tiny soot particles appeared. He passed it around for the graduate students to see.


 
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