When thinking of air pollution, I used to think only of breathing toxic chemicals into our lungs, with uncertain health effects. That’s bad enough, but air pollution — which is everywhere — is also getting into our waterways and penetrating deep into our food webs. Rivers, lakes and Puget Sound, no body of water escapes toxic chemicals dropping out of the sky. Until recently, I never gave much thought to the chemicals riding on air currents, secretly falling to the ground, especially during rainstorms. I began to look at the […]