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Filters: Keyword is LTER-PIE and Author is Groffman, P. [Clear All Filters]
Nitrogen pollution in the northeastern United States: Sources, effects and managment options. BioScience. 53:357-374.. 2003.
Land change: Ecosystem responses to urbanization and pollution across climatic and societal gradients. Frontiers in Ecology and Environment. 6:264-272.. 2008.