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- Climate Change dominates news coverage at expense of other existential planetary boundaries
- Excerpt from “The Geopolitics of Resource Wars”
- Homes & Buildings
- Book Review “The Outlawed Ocean” by Ian Urbina
- Underestimating the Challenges of Avoiding a Ghastly Future
- Motherboards: too complicated to make after oil
- “More and More and More” one of the best books on energy ever written
- The staggering destruction of knowledge by Christians in the Roman Empire
- The staggering cost of Net Zero in Britain
- Why the R/P Reserves to Production ratio does not show when oil will run out
- Catton on Collapse “Bottleneck: Humanity’s Impending Impasse”
- Book Review of Grain Brain: Extraordinary claim not backed up by evidence
- Why did everyone stop talking about Population & Immigration?
- What would happen if trucks stopped running?
- How to survive a nuclear winter
Author Archives: energyskeptic
Wind turbines hit limits to growth before 50% wind power penetration
Material requirements of 50% wind power in the USA hit limits to growth Also see: Davidsson, S., et al. 2014. Growth curves and sustained commissioning modelling of renewable energy Investigating resource constraints for wind energy. Energy Policy. Fizaine, F., et … Continue reading
Posted in Electrification, Limits To Growth, Renewable Integration, Wind
Tagged cement, concrete, copper, dysprosium, expoxy, fiberglass, iron, limits to growth, neodymium, steel, turbines, wind
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Wind’s dirty secret: it goes on vacation in the summer and year-round in the South East
Figure 1. Summer wind across the USA is barely to not economically viable Class 3 (light blue), or not at all economically viable Class 2 (orange) and class 1 (blank) (NREL), with very limited darker blue (class 4) and … Continue reading
Posted in Electric Grid & EMP Electromagnetic Pulse, Electrification, Seasonal, Wind
Tagged monthly, seasonal, wind resource maps, wind speed
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Wind power capacity value — effective load carrying capability (ELCC)
NREL. 2008. Determining the Capacity Value of Wind: An Updated Survey of Methods and Implementation. National Renewable Energy Laboratory. Electric systems must have sufficient reserves so that resources are adequate to meet customer demand. Because electricity demand cannot be known … Continue reading
Is there enough renewable energy to replace fossil fuel electricity generation?
NREL. July 2012. U.S. Renewable Energy Technical Potentials: A GIS-Based Analysis. National Renewable Energy Laboratory. This document is a thought experiment that uses GIS mapping to estimate how much renewable power could possibly be generated in each state regardless of … Continue reading
Peter Dykstra: Last Tango for Nuclear?
Dykstra, Peter. Feb 4, 2015. Last Tango for Nuclear? energycollective. There is some promise for nuclear: Projects in Georgia, South Carolina and Tennessee may yield the first new nuclear plants in decades. But these new nukes are falling behind schedule … Continue reading
Posted in Nuclear Power Energy
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Robert Hirsch on the Saudis and repercussions of low oil prices
Commentary: Déjà Vu With a Twist? By Robert L. Hirsch, Feb 2, 2015, ASPO USA Peak Oil Review. The recent world oil supply/price decline situation looks very much like what happened in 1985-86, when the Saudis dramatically increased oil production, … Continue reading
Posted in Robert Hirsch
Tagged peak oil, saudi oil
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Michael Webber on Energy + Water + Food interdependency
Webber, Michael E. February 2015. Our future rides on our ability to integrate Energy + Water + Food. Scientific American. Michael E. Webber is deputy director of the Energy Institute at the University of Texas at Austin. His Yale University … Continue reading
Posted in Drought & Collapse, Interdependencies, Limits To Growth
Tagged drought, energy, food, interdependencies, limits to growth, water
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Richard Heinberg : After the Peak
Richard Heinberg. January 31, 2015. After the Peak. postcarbon.org Nearly 17 years ago the modern peak oil movement began with the publication of “The End of Cheap Oil” by petroleum geologists Colin Campbell and Jean Laherrère in the March, 1998 … Continue reading
Not enough wind, solar, geothermal to replace fossil and nuclear power in the 11 western states of the WECC
California, Oregon, Utah, and Washington have already developed most (if not all) of their prime-quality in-state resources. You would think that the more wind and solar power is added over a wide area, the more fossil fuel power plants you … Continue reading
Posted in Renewable Integration
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Smart Grid Challenges
Wald, M. L. December 5, 2014. Power Savings of Smart Meters Prove Slow to Materialize. New York Times. Meter readers were supposed to be phased out by tens of millions of new “smart” meters that talk directly to the electric … Continue reading
Posted in Smart Grid
Tagged balance, demand, off-peak, smart grid, smart meter
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