Charles Hall discuss EROEI (energy returned on energy invested) at the recent International Conference on Degrowth in the Americas.
Charles Hall – Energy Returns
By Justin Ritchie, originally published by The Extraenvironmentalist
June 6, 2012
Justin Ritchie
Justin is in Vancouver, BC where he reads books, researches energy, carbon and financial systems at the University of British Columbia Institute for Resources, Environment and Sustainability while occasionally walking in the forest.
Tags: Education
Related Articles
Devastating News: The Loss of Richard Heinberg
By Asher Miller, Resilience.org
On Sunday, July 19, we lost our kind, brilliant friend and colleague, Richard Heinberg.
August 4, 2026
How to Think About the Future – Part 5: How to build resilience from within
By Nate Hagens, The Great Simplification
Nate scales his exploration of civilizational futures down to the future of a single human life and analyzes how the same patterns that shape economies, power, geopolitics, and Earth systems turn inward.
July 20, 2026
Crazy Town: Episode 129. Finding Crazy Town Part 1: The Strait of Everything
By Asher Miller, Jason Bradford, Rob Dietz, Alex Leff, Resilience.org
What happens when the global economy depends on fish traveling 10,000 miles, oil flowing through a single strait, and enough cheap fossil fuel energy to build civilizations that previous generations couldn’t even imagine?
July 15, 2026





