When the Nyiragongo volcano spat out a huge lava flow and shook the entire Lake Kivu region last May, KivuWatt engineers had to keep their cool despite "the fear". Their bet was to transform this diffuse threat into an "opportunity", by pumping this gas to transform it into electricity. This plant, located in the middle of one of the great Rift lakes, produces electricity from the immense quantities of gas trapped in the depths of Lake Kivu, which make it a mortal threat for its residents. IMAGES AND SOUNDBITES