Renewable and solar energy technologies : energy and environmental issues / David Pimentel -- Can the Earth deliver the biomass-for-fuel we demand? / Tad W. Patzek -- A review of the economic rewards and risks of ethanol production / David Swenson -- Subsidies to ethanol in the United States /...

To mitigate the effects of climate change, the massive deployment of renewable energies is a key challenge in the near future. While for wind power plants, repowering is common practice to increase the energy yield, the early replacement of old photovoltaic (PV) modules with newer, more...