Air
Critical Limits for Acidification and Nutrient Nitrogen
The International Cooperative Programme on Modelling and Mapping of Critical Levels and Loads and Air Pollution Effects, Risks and Trends (ICP Modelling and Mapping) develops and uses critical loads to recommend science-based emission reductions to policy makers within the UN Air Convention (CLRTAP). A critical load defines the deposition of a pollutant below which significant harm…weiterlesen