“A pandemic is the worst possible way to reduce the emissions and improve the environment,” said climate and energy expert Constantine Samaras.

But the Carnegie Mellon University associate professor said he is hopeful about “the small impact” less driving is making on carbon dioxide levels.

“A lot of folks are saying, why can’t we have this all the time, we don’t need a pandemic to make this a reality,” Constantine said.

However, the decline in driving during the pandemic doesn’t just reflect more people working from home. It’s also the result of widespread unemployment, shuttered businesses, and other devastating economic consequences.
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