EPA reports increase in U.S. global-warming gas emissions.

Industrial Maintenance & Plant Operation, April, 2000 by Carter, Rick

U.S. greenhouse gas emissions rose 0.5% from 1997 to 1998, according to a report released for public comment last month by the U.S. Environmental Protection Agency. Emissions rose from 1,827 to 1,834 million metric tons of total emissions, including carbon dioxide (CO2), methane, nitrous oxide, hydrofluorocarbons, perfluorocarbons and sulfur hexfluoride.

The study also shows the largest source of all greenhouse gases to be CO2 from fossil fuel combustion, accounting for 80% of emissions in 1998. For the period from 1990 to 1998, fossil fuel combustion was responsible for 80% of total greenhouse emission growth.

Another significant trend was that from 1990 to 1998 car, trucK and other transportation emissions rose 14% while total highway miles traveled...

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