(ASSOCIATED PRESS) — Jet engine exhaust from airliners endangers human health and adds to climate change, the U.S. government found Monday in taking the first step toward regulating those emissions.
The Environmental Protection Agency said it will use its authority under the Clean Air Act to impose limits on aircraft emissions.
Jet engines spew significant amounts of greenhouse gases, including carbon dioxide and methane, into the upper atmosphere, where they trap heat from the sun. But proposed rules such as imposing fuel-efficiency standards have faced stiff opposition from aircraft makers and commercial airlines.
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