title: Summary of regulatory/policy/economic issues related to nitrogen.
abstract: This is a summary of the two presentations from the session that dealt with the regulatory, policy and economic issues related to nitrogen compounds and the need to reduce their emissions. The papers were presented by Ronald Evans and Jan Willem Erisman. Information on ecological impacts of nitrogen species and atmospheric relationships are presented in other papers in this special issue. This summary provides an overview of the discussions from the above presentations.
authors.forename: James H
authors.initials: JH
authors.lastname: Southerland
authors.forename: Ronald
authors.initials: R
authors.lastname: Evans
authors.forename: Jan Willem
authors.initials: JW
authors.lastname: Erisman
mesh_terms: D000393:Air Pollutants / Q000009:adverse effects*; D000397:Air Pollution / Q000331:legislation & jurisprudence; D000821:Animal Feed; D004777:Environment; D009584:Nitrogen / Q000009:adverse effects*; D011050:Policy Making
chemical_list: D000393:Air Pollutants; D009584:Nitrogen