Those who flew in 2020 had twice the environmental impact of those in 2019

Green Car Congress
By mmillikinSep 15, 2021, 8:38 am269 pts
by Michael Sivak, Sivak Applied Research. The energy intensity of a transportation mode is calculated by dividing the amount of fuel used by the number of passenger miles traveled and converting the result into a common measure—Btu (British thermal units) per passenger mile traveled. Until recently, the…

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