Suffocating ozone—policies that stem emission of precursor chemicals save lives and crops

Nitrogen, volatile organic compounds and sunlight are the three ingredients that form the smog that regularly chokes people and plants, causing tens of thousands of respiratory-related deaths and nearly a billion dollars of crop loss each year. An international team of environment and atmospheric researchers led by Drexel University suggest that hundreds of lives and hundreds of millions of dollars in crops could be saved by implementing policies that would reduce emissions of the key ingredients by just 10 percent.

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