More Supersonic Jets Mean More Booms, More Pollution, Study Says

Jan. 30, 2019, 6:01 AM

The return of supersonic jets to the commercial marketplace at a scale sought by the aviation industry could create severe noise and climate impacts around the world, a new study published Jan. 30 found.

A fleet of 2,000 aircraft flying 5,000 flights per day globally in 2035—as one aspiring manufacturer envisions—could double the area around airports exposed to noise pollution and emit an extra 1.6 to 2.4 billion metric tons of greenhouse gas emissions, the International Council on Clean Transportation study found.

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