Urbanization, Hydrology, and Nitrogen Export. Ryan Albert 2/26/08. Outline. General Background Accotink and Pohick Study Introduction Estimating Urban Land Use Water Quality Analysis Discussion. Nonpoint Sources of Pollution.
NURP Study: Homer et al, 1994
Image from Jantz et al. (2004)
Uses a density of households per unit of urban area ratio to determine urban area for years in which remote sensing data are not available.Estimating Historic Land Use Change
Site at USGS gauge station added