The competitive struggle between technology and resource depletion

The study of EROI may be of little more than academic interest except for two factors. Energy extraction has conformed to Ricardo’s ‘best first’ principle, meaning that the easiest resources to extract tend to be the first. But at the same time, human ingenuity continually pushes the technological frontier forward. Hence, there is a competitive …

Energy technologies and the Silicon Valley mindset

Horace Dediu identified the twin personalities of Google - Google A solves problems of humanity and Google B solves problems for advertisers. Google A is known for their moonshot programs and optimism, Google B pays the bills. So it was with interest when Ross Koningstein and David Fork announced the termination of Google's RE<C program in 2011. …

A Framework for Incorporating EROI into Electrical Storage

The fundamental problem with a transition to renewable energy is that modern society has been structured around demand-based power flows. Any quantity of power is available at any time - the only limit is the circuit breaker in your mains connection. But the major scalable and affordable renewable power sources are wind and solar PV, …