NEW YORK (CBSNewYork)The Port Authority of New York and New Jersey is introducing a fleet of zero emission buses.

The agency unveiled the new buses Thursday morning at LaGuardia Airport.

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The Port Authority says the zero emission buses will reduce greenhouse gases by 1,600 tons per year, which will also improve air quality around the local airports.

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The fleet of 36 buses will serve LaGuardia, JFK and Newark Liberty International.

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