Smoke risk: 10 questions answered
(WorldNews Environment)

The Bay Area Air Quality Management District is issuing an air quality advisory for smoke on Friday through Sunday, August 19. Polluted winds are expected to head our way, blowing smoke from fires in northern California, eastern Washington and British Columbia. That’s in addition to Friday’s “Spare the Air� alert for car-caused smog — the seventh this year. What’s the problem? We asked atmospheric chemist Richard E. Peltier, associate professor of Environmental Health Sciences at the University of Massachusetts in Amherst, who studies wildfire smoke. Richard E. Peltier, Associate Professor of Environmental Health Sciences, University of Massachusetts,...