28 Nov '15, 1am

U.S. airlines could cut carbon emissions in half by 2050 with minimal cost https://t.co/qioiMSV4xE

U.S. airlines could cut carbon emissions in half by 2050 with minimal cost https://t.co/qioiMSV4xE

Heads of state will be talking climate in Paris this week. And next year, when the International Civil Aviation Organization meets, national representatives will find themselves under great pressure to sign a deal that reduces greenhouse gas emissions from air travel. Although improved aerodynamics, greater engine efficiency, and higher passenger density have cut per-passenger emissions in half compared with 1990 levels, total aviation emissions still increased by 3.6 percent every year, which means a doubling every 20 years. But the aviation industry, which accounts for 2.5 percent of global carbon emissions, is already tackling the problem. In a bold open letter published in September, airline industry leaders including Boeing and Airbus vowed to flatten aviation emissions by 2020 and halve them by 2050 compared with a 2005 baseline. A new study published in Nature Clima...

Full article: http://spectrum.ieee.org/energywise/energy/environment/us...

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