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as much greenhouse gas as the sixth-highest-emitting country

But a new type of aircraft fuel might be about to dramatically cut airline greenhouse gas emissions. It’s called sustainable aviation fuel, or SAF, and it drops right into existing aircrafts without major engine modifications. 

How much can SAF reduce aviation emissions? And what is it made of? Nancy Young, vice president of environmental affairs at 

, joined Climate Cast this week to answer those questions.

Click play on the audio player above or subscribe to the Climate Cast podcast to hear more.

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Waste from crops, logging and even cities can be turned into a more sustainable type jet fuel. Airlines are lobbying for tax incentives that would put more of it into their fuel mix.

Waste from crops, logging — even cities — can be turned into a more sustainable jet fuel. Airlines are lobbying for tax incentives that would put more of it into their fuel mix.

Airlines work to scale up sustainable jet fuel

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