Drew Thornley
Environment
U.S. Air Quality Continues to Improve
Environment & Climate News (The Heartland Institute), October 1, 2009 Sulfur dioxide emissions from U.S. power plants have fallen sharply this year, according to a recent report by energy research firm Genscape. Emissions of other pollutants have dropped as well. For the first half of 2009, SO2 emissions dropped 24 …
