References in nca3 figure 15.3

identifier	ref type	type	title	publication
061d6ff2 2012	Book Section	report	Ch. 3: Impacts of human alteration of the nitrogen cycle in the US on radiati...	The Role of Nitrogen in Climate Change and the Impacts of Nitrogen-Climate Interactions on Terrestrial and Aquatic Ecosystems, Agriculture, and Human Health in the United States: A Technical Report Submitted to the US National Climate Assessment