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U.S. transportation sector increases carbon footprint, study says

July 26, 2016

While industry in the U.S. has made solid strides in reducing greenhouse gas emissions over the past 25 years, the transportation sector has increased its carbon footprint, say University of Michigan researchers.

Industry, still the nation’s largest emitter, accounts for about 29% of all emissions — down from nearly 36% in 1990. However, transportation — the country’s second-largest contributor to greenhouse emissions — has increased its share from 24% in 1990 to 27% in 2014.

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