Book review : Factor five

We all know it : energy – and resource – efficiency is the panacea to all our energy and environmental woes. As I finished reading another excellent book on the very matter, I am sharing with you today the main findings. Factor Five is the sequel of the 1997-book Factor Four. It demonstrates how our… Continue reading Book review : Factor five

Solar energy, a panacea for Africa

Solar energy is to me the panacea for Africa, a continent where 550 million people still lack electricity. With¬†molten salts, concentrating solar could bring light to these populations during important parts of the night. Solar cookers could also help fighting deforestation by removing the need for fuelwood.¬†Now an experiment run in Benin (West Africa) shows… Continue reading Solar energy, a panacea for Africa