London Olympics may be the greenest, most sustainable ever

With the opening ceremony of the London Olympics only days away, organizers prepare to celebrate what may be the one of the greenest Olympic Games to date. For Olympic organizers, sustainability has been a major focus in planning the Games’ venues. Forbes notes that existing or temporary venues are utilized whenever possible. For permanent structures, …

Renewable energy production variability by hour of day, and by season (graph)

– …illustrate the variability of wind and solar generation relative to the comparatively smooth output from other generation sources – Power produced by geothermal, biomass, biogas, and small hydro generators can be easily dispatched, meaning it can be either increased, decreased, or controlled to remain fairly constant. – Wind resources are often more available at …

Myth = 100% of our energy cannot come form renewable sources

100% of Minnesota’s electricity generation needs can be met by wind and solar sources combined with improvements to the state’s electric grid system and energy efficiency policies, according to a report released today. Renewable Minnesota: Aanalysis of a 100% renewable-energy based electricity system for Minnesota Researched and written by Dr. Arjun Makhijani and Christina Mills …

California moves forward with renewable energy projects in National Parks

U.S. Senator Barbara Boxer (D-CA) today praised the agreement reached by Southern California Edison and the National Park Service to connect more than 20 existing renewable energy projects at Park Service facilities in California to the electric grid. Southern California Edison is also close to finalizing agreements with the Department of Veterans Affairs and the …