Fig. 2From: Geothermal renewable energy prospects of the African continent using GISFlowchart of the approach utilized to produce a geothermal potential map of Africa continent. Digitally processed data included five thematic layers: surface manifestations (hot springs, volcanoes, geysers), geologic units, proximity to fault lines, seismic epicenters, and heat flow (derived from aeromagnetic data)Back to article page