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Articles: EROEI (21)

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Eight Pitfalls in Evaluating Green Energy Solutions

Does the recent climate accord between US and China mean that many countries will now forge ahead with renewables and other green solutions? I think that there are more pitfalls than many realize.

The Collapse of Oil Prices and Energy Security in Europe

Eventually, production must go down: there will still be oil that could be, theoretically, extracted, but that we won't be able to afford to extract. This is the essence of the concept of depletion.

The Oiliness of Everything: Invisible Oil and Energy Payback Time.

You can’t understand the predicament we’re in until you can see the oil that saturates every single aspect of our life. What follows is a life cycle of a simple object, the pencil.

Dark Age America: Climate

One of the most important factors that will shape the history of North America over the next five centuries and is particularly amenable to a systems analysis is climate.

Meat vs Veg: An Energy Perspective

In this essay I’ll present data on the energy intensity of animal- and plant-derived foods and hopefully contribute to a constructive dialog about what we ought to eat and how we ought to be producing it.

Peak Oil and the socio-economic impact of depleting fossil fuel resources  

Progressive Radio's Gary Null talks peak oil, climate change, economy, culture, policy and much more with Kurt Cobb and Nate Hagens.

Fracking headlines

•Fracking is depleting water supplies in America's driest areas, report shows •Why Shale Oil Boosters Are Charlatans In Disguise •Risks of Fracking Boom Draw Renewed Attention from Investors •Canadian awaits verdict on fracking nightmareF•ocus on well efficiency keeps …

The Grand Challenge of the Energy Transition

How are we going to meet the challenge of functioning without fossil fuels?

PV or not PV  

This weeks our guest is Dr Marco Raugei. We discuss his work on renewable energy, in particular his work on the current state of Photovoltaic or PV systems.

The Energy Sustainability Dilemma : Powering the Future in a Finite World   

Most of the easy energy is gone. Are we heading for a dead end?

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