Tao, Zhining; Hewings, Geoffrey; Donaghy, Kieran - In: Ecological Economics 69 (2010) 8, pp. 1666-1674
From 1970 to 2000, U.S. economic output doubled but emissions of four criteria pollutants from economic activity--CO, NOx, VOC, and SO2--decreased by 20%. Understanding what factors have contributed to this pollution reduction in the U.S. as a whole, as well as in various regions within the...