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Tag Archives: energy return
Negative energy return of solar PV in Northern Europe
Preface. I once yanked this paper after huge blow back, almost as bad as nuclear proponents, but in the past few years, I have no reason to doubt Ferroni and Hopkirks methods, boundaries, or conclusions, so I’m putting this post … Continue reading
Posted in Photovoltaic Solar, Solar EROI
Tagged energy return, EROEI, photovoltaic, solar
Comments Off on Negative energy return of solar PV in Northern Europe
Many steps using fossil fuels to make cans & potato chips
Preface. I am gobsmacked by how much energy goes into making beverage cans and potato chips, look at all the steps, each one using energy! Why haven’t we run of oil yet? Especially when you look at everything else out … Continue reading