Géophysique externe, climat et environnement (Climat) Sources d'énergie primaires et effet de serre

Primary energy sources and greenhouse effect. In the frame of the diminution of fossil energy and climate change, the two most difficult demands to satisfy are providing electricity to megalopolises and fuels for transportation. Renewable energies have to be promoted but will not be able to replace fossil fuels in their current uses before several decades. According to the previsions for this century, carefulness is necessary to preserve the future of humanity and the environment. To cite this article: