Figure 5From: Modeling the distribution of the West Nile and Rift Valley Fever vector Culex pipiens in arid and semi-arid regions of the Middle East and North AfricaBRT No Pop: Probability of Culex pipiens presence based on a species distribution model generated using boosted regression trees and a set of environmental predictors (N = 14) that does not include human population density. Bottom: Enlarged to show population centers.Back to article page