Study finds that California clean diesel programs have slashed black carbon, a powerful short-term contributor to global warming
Green Car Congress
JUNE 14, 2013
In California, reductions in emissions of black carbon since the late 1980s—mostly from diesel engines as a result of air quality programs—have resulted in a measurable reduction of concentrations of global warming pollutants in the atmosphere, according to a study examining the impact of black carbon on California’s climate.
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