Category Archives: Experts

experts in energy, ecology, collapse, carrying capacity, biophysical and neoclassical economics, etc.

Ugo Bardi: Collapse. Where can we find a safe refuge?

Preface. This is from the excellent blog Cassandralegacy.blogspot.com of Ugo Bardi’s posted here. I agree that a small town or city might be best, but only if near agriculture, most towns in the desert SouthWest of the U.S. are not … Continue reading

Posted in Ugo Bardi, Where to Be or Not to Be | Tagged , | 3 Comments

Building a national super grid in America

Preface. Renewables are not evenly distributed.  Just 10 states have 80% of hydropower (Homeland Security 2011), 10 states produce 75% of wind power (EIA 2017), and 10 states produce 79% of solar power (CE 2020). With a national grid, instead … Continue reading

Posted in Blackouts, Electric Grid, Electric Grid, Electricity, National Super Grid, Solar, Vaclav Smil, Wind | 3 Comments

A nationwide blackout lasting 1 year could kill up to 90% Americans

Preface. What follows is the testimony of Dr. Pry at a 2015 U.S. House of Representatives session. I have cut, shortened, and rearranged the order of the 30 page original document.  The electric grid is coming down one way or … Continue reading

Posted in Blackouts, Congressional Record U.S., Electricity, EMP Electromagnetic Pulse, Energy Policy, Extreme Weather, Infrastructure, Nuclear, Nuclear Power | Tagged , , , , , | 4 Comments

Paul Chefurka: More thoughts on Sustainability

The critical feature of sustainability isn’t how many people can be supported by the planet at any given moment in time. Rather, it is the number of humans that could live here without irreparably damaging the biosphere we depend on … Continue reading

Posted in Paul Chefurka | Tagged | 4 Comments

Charles Hall: politicians and economy do best when oil is cheap

Preface. Politicians claim credit for a good economy, but what makes an economy prosperous? Cheap oil. During Trump’s reign “relatively cheap oil and gas are keeping the U.S. economy strong. But this cheap oil and gas is being partially subsidized … Continue reading

Posted in Charles A. S. Hall | Tagged , , , | 2 Comments

William Rees: Memo from a Climate Crisis Realist: The Choice before Us

Preface. I’m going to put Rees’ conclusion of 11 things to do first (rather than the Green New Deal, which can’t possibly work), followed by his arguments for why this needs to be done (if you haven’t read part 1 … Continue reading

Posted in Climate Change, Experts, Experts | Tagged , , , | 5 Comments

William E. Rees: Don’t Call Me a Pessimist on Climate Change. I Am a Realist

Preface. William E. Rees is professor emeritus of human ecology and ecological economics at the University of British Columbia. He’s one of my favorite ecological writers and has written about energy, limits to growth, sustainability and other ecological topics for … Continue reading

Posted in Climate Change, Experts, Experts | Tagged , , , | 5 Comments

When wood once again becomes our main energy source, how long will it last?

Preface. Since we’re going back to wood as our main energy and infrastructure source after fossil fuels deplete, I thought it would be interesting to try to get an idea of how wood stacks up against other energy resources (below).   … Continue reading

Posted in Nate Hagens, Where to Be or Not to Be, Wood | Tagged , , , | 1 Comment

Vaclav Smil on natural gas (ethane) and plastics

Preface. Vaclav Smil doesn’t mention using plastic for heat, but in a letter to The Guardian, David Reed suggests: “The effort of collecting, transporting and cleaning plastics for possible recycling has largely failed, created much more pollution and contributed massively … Continue reading

Posted in Natural Gas, Vaclav Smil | 2 Comments

Bodhi Paul Chefurka: Carrying capacity, overshoot and sustainability

Preface. This is a post written by Bodhi Paul Chefurka in 2013 at his blog paulchefurka.ca here. I don’t understand his ultimate sustainable carrying capacity based on hunter gatherers. Why will agriculture go away? But the rest of the article … Continue reading

Posted in Overshoot, Paul Chefurka, Population | Tagged , , | 7 Comments