Africa’s last glaciers: an expedition to map ice loss in the Rwenzori mountains – in pictures

Project Pressure’s Klaus Thymann, left, with local guides Muhindo Rogers and Kule Jocknus Bwabu Solomon, and Heïdi Sevestre, a glaciologist, on the plateau of Mount Stanley. Thymann devised a process to track glacier retreat using high-resolution drone photogrammetry and comparative analysis from past expeditions. Trimble geospatial technology was used to capture data points, while Sevestre used ground-penetrating radar to capture data on depth