BountifulEnergy

Pedro Prieto and Charles Hall published a book a few years back entitled Spain's Photovoltaic Revolution . In that book they claim that ...

A common claim within the energy decline movement is that renewables have much lower EROI than fossil fuels. For example, it is often claime...

Everyone who followed the peak oil story is familiar with Hubbert curves. A Hubbert curve is a bell-shaped curve which is claimed to represe...

Introduction Some EROI authors have suggested that renewable sources of energy have much lower EROI ratios than generally believed. The re...

In the previous article, it was shown that any country can increase its energy supply exponentially with any EROI higher than 1. For example...

Introduction A great deal of literature has been devoted to calculating the EROI of various energy sources. However, little explanation...

Introduction A number of years ago, Dr Ugo Bardi published a very thought-provoking essay about the possibility of a universal mining m...