Fig. 2From: Prediction of Oncomelania hupensis distribution in association with climate change using machine learning modelsCorrelation analysis of variables. Blue and red indicate the strength of positive and negative correlations, respectively. AAP, average annual precipitation; AAT, average annual temperature; AAT0, annual accumulated temperature ≥ 0 °C; AAT10, annual accumulated temperature ≥ 10 °C; AR, aridity; DP, population density; DST, distance to the waterway; EL, elevation; GDP, gross domestic product; HFP, human footprint; IM, moisture index; NDVI, normalized difference vegetation index; NLI, night light indexBack to article page