Commercial aviation contributes a significant share of US transportation-sector emissions each year. Yet the US Transportation Security Administration predicts that 30 million travelers—a record number—will pass through American airports between November 17 and 28. As airports brace for this burst of holiday traffic, RFF Fellow Nafisa Lohawala discusses technologies that could help reduce the aviation industry's carbon footprint and other climate-related impacts, such as contrail formation.
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