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Federal
Asian longhorned beetle complicates the relationship between taxonomic diversity and pest vulnerability in street tree assemblages
U.S. Environmental Protection Agency —
Urban foresters routinely emphasise the importance of taxonomic diversity to reduce the vulnerability of tree assemblages to invasive pests, but it is unclear to what... -
Federal
National assessment of Tree City USA participation according to geography and socioeconomic characteristics
U.S. Environmental Protection Agency —
Tree City USA is a national program that recognizes municipal commitment to community forestry. In return for meeting program requirements, Tree City USA participants...