LATIF KALIN Associate professor GRAEME LOCKABY Professor CHRIS ANDERSON Associate Professor SCHOOL OF FORESTRY & WILDLIFE SCIENCES CENTER FOR ENVIRONMENTAL STUDIES AT THE URBAN-RURAL INTERFACE Water Quality as a Nexus between Land Use/Cover and Infectious Diseases
Center for Environmental Studies at the Urban- Rural Interface
Forecasted change in the proportion of counties in forest land use for (“Southern forest resource assessment”) Forecasted change in the proportion of counties in urban land use for Providence Canyon, GA
Consequences of Land Use/Cover Changes Land Use Geomorphology Hydrology Chemistry Resources Increased temperature Decreased dissolved oxygen Increased nutrients Burial/loss of substrate Increased tolerant species Decreased sensitive species Decreased species richness
Sediment: 2-5x increase Nitrate (NO3): 2-7x increase Phosphorus: 1-9x increase Fecal coliform: 4-10x increase E. coli: 6x increase Pesticides – present in 1/3 of urban streams (Weston et al. 2011) Pharmaceuticals – present in 80-90% of urban streams (Kolpin et al. 2008) Sewer discharge - Coosa River Increases in % impervious surface within watershed are linked to increased concentrations of: Fish Health - Urban Site
West Nile Virus Landscape factors Forest characteristics urban hydrology corvid habitat (reservoir) socioeconomics Culex sp. mosquitoes – vectors mosquito habitat Nutrients in water WNV human cases in 2012 for the United States
7 PO 4 NO 3 NH 4 Pupa Larva Adult females Pupation time (females) Adult males Pupation time (males)
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