| Greenhouse gas emissions fell 6 percent in 2013 in the nine northeast U.S. states that participate in a trading scheme to cut carbon dioxide from power plants, helped by mild temperatures and some use of cleaner energy sources.
Carbon emissions in the Regional Greenhouse Gas Initiative region were down for a third straight year, to 86 million short tons from 92 million tons. Electricity use declined in four of the nine member states, according to the program's emission allowances tracking system...............................................Full Article: Source
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