Carbon Climate Denver MIT 
Cars That Think
AUGUST 16, 2021
Those objections added to the concerns environmentalists were raising about the ozone layer—a scenario seemingly justified a few years later by MIT researchers, who concluded that a future fleet of 500 supersonic airliners would deplete the ozone layer by 16 percent. Clearly, nobody would accept stone-fracturing sonic booms.
Green Car Congress
OCTOBER 30, 2017
A new study by a team from the University of Pennsylvania and MIT suggests it will be easier for cities to reduce CO 2 emissions coming from residential energy use rather than from local transportation. All told, housing accounts for about 20% of US carbon dioxide emissions, according to the US Energy Information Administration.
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