EcoWatch: As world leaders prepare to gather in Paris for a landmark climate summit, a new analysis from Stanford University and University of California researchers lays out roadmaps for 139 countries, including the worlds major greenhouse gas emitters, to switch to 100 percent clean, renewable energy generated from wind, water and sunlight for all purposes by 2050.
Mark Z. Jacobson, a Professor of Civil and Environmental Engineering at Stanford University and director of the schools Atmosphere/EnergyProgram,...