World energy consumption

What is the global consumption of primary energy, its evolution since the beginning of the industrial era and the different sources of energy used by humanity? The answers to these 3 questions are in the graph below (click on the image to enlarge): Evolution of “commercial” energy consumption in millions of Tons of oil equivalent. Sources: Schilling & […]

Eco-construction section for downloads

A new downloads section is emerging: eco-construction. You will find the following downloads: Eco-construction: the natural insulators Eco-construction: comparative synthesis the insulators Eco-construction guide Using straw in the walls of individual houses with wooden frames We particularly recommend reading the Guide for the eco-construction which is a very good synthesis and [...]