Heavy rainfall in Costa Rica has caused a spike in hydroelectric production this year. Together with green energy from sources like geothermal, wind, solar and biomass, the power glut means the Central American country’s energy utilities haven’t needed to burn a single gallon of fossil fuel in 2015. Continue reading
Even when appliances and devices are powered off — if the devices are plugged in, they’re sucking up power. These so-called “vampire electronics” account for five to 10 percent of an average home’s energy use. Continue reading
As the Obama administration highlights the importance of finding and investing in renewable energy, states such as California are trying to determine whether wind, solar and other renewables can replace a significant amount of fossil fuel. Spencer Michels reports. Continue reading
- My understanding is that it takes .75 gallons of fuel to make one gallon of ethanol. If this is true, why is this fuel source so widely acclaimed as a great idea?
Question/Comment: There are two issues I’d like to see you tackle that I have not seen anyone in the media deal with. The first has to do with the sensibility of ethanol as a renewable fuel source. My understanding is … Continue reading