The pollution you can’t see can hurt you
Air pollution is a difficult problem to ignore, because those who live in cities — about two-thirds of the U.S. population — can see that ugly, ominous brown haze with their own eyes.
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Drive healthy: Keep windows rolled up, hit the recirculate button
If you see someone driving a convertible with the top down on the freeway this summer, you might shout a question at them above the roar of traffic: How’s your health insurance policy?
