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Science & Technology

An illustration depicts a pair of lungs, rendered in red, shaped like a city map with roads, buildings, houses, and vehicles. Factories with smoke stacks are prominently featured, emitting grey clouds of smoke that hover over the lungs. The overall impression is that of industrial pollution impacting respiratory health.
Couresy of UC San Diego
UC San Diego study of global lung cancer shows mutations that lead to cancer are common in people who live in cities with bad air pollution. But cancer mutations are quite close to normal among passive smokers.
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