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Airplane Contrails the Hidden Climate Culprit

Airplane Contrails the Hidden Climate Culprit

by Miro Korenha and Alexandra Patel Airplane contrails have long been the subject of a variety of exuberant conspiracy theories, including that of governments spraying toxic chemicals into the air to induce mass sterilization and mind control. Though you shouldn’t pay attention to most of the conspiracy theories, there are real dangers associated with trails […]

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Can Biofuels Ramp Up to Cut Airline Emissions?

Can Biofuels Ramp Up to Cut Airline Emissions?

Air travel, according to Green Biz, is a growing source of carbon emissions, accounting for 2% of all global carbon emissions, and it is expected to increase to 70% above its 2005 levels by 2020, despite the fact that airlines have been successfully working to improve fuel efficiency and put more passengers on planes to improve fuel efficiency per passenger.  The challenge is that passenger traffic is up so much that efficiency efforts can’t keep pace. 

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