Category Archives: Energy

the posts in this category used to be in “Energy in A Nutshell” at my former web site.

Nuclear waste will last a lot longer than climate change

[ Anyone who survives peak fossil fuels and after that, rising sea levels and extreme weather from climate change, will still be faced with nuclear waste as both deadly pollutant and potential weapon.  The worst last an awfully long time. … Continue reading

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Decommissioning a nuclear reactor

[ Below are excerpts from the 7 March 2012 NewScientist article: How to dismantle a nuclear reactor ] about the costs and challenges of dismantling nuclear power plants in Europe ] By the start of 2012, according to the International Atomic … Continue reading

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Is large-scale energy storage dead?

 April 8, 2016 by Roger Andrews at euanmearns.com Many countries have committed to filling large percentages of their future electricity demand with intermittent renewable energy, and to do so they will need long-term energy storage in the terawatt-hours range. But … Continue reading

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Solar PV cells using rare elements unlikely to scale up enough to replace fossil fuels

[ Sunshine may be free, but the materials to make solar contraptions aren’t.   Since sunshine arrives in a diluted form (2500 kWh/m2), vast expanses of solar photovoltaic panels will be needed to produce the world’s 15 Terawatts of power that … Continue reading

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Getting rid of nuclear waste. Senate hearing on bill1240

This post is about a Senate Hearing on nuclear waste bill S. 1240, the Nuclear Waste Administration Act of 2013. Excerpts follow this introduction. What’s at stake if we don’t store nuclear waste in a safe, permanent place? A Nuclear … Continue reading

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Shocking state of world’s riskiest nuclear waste sites

[ First peak oil will reduce global population to roughly 1 billion, then climate change will further decimate survivors, and those remaining will have to cope with up to a million years of radioactive wastes. One of our top priorities … Continue reading

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A Nuclear spent fuel fire at Peach Bottom in Pennsylvania could force 18 million people to evacuate

[If electric power were out 12 to 31 days (depending on how hot the stored fuel was), the fuel from the reactor core cooling down in a nearby nuclear spent fuel pool could catch on fire and cause millions of … Continue reading

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The EMP Commission estimates a nationwide blackout lasting one year could kill up to 9 of 10 Americans through starvation, disease, and societal collapse

[ Several times Dr. Pry recommends  “States should harden their electric grids against nuclear EMP attack because there is a clear and present danger, because protecting against nuclear EMP will mitigate all lesser threats, and because both the federal government … Continue reading

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Hydropower dams and the ways they destroy things

[ This contains excerpts and paraphrasing of a 19 November 2014 NewScientist article by Peter Hadfield “River of the dammed“. Dams typically last 60 to 100 years, but whether Three Gorges can last this long is questionable given the unexpectedly … Continue reading

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Are biofuels a sustainable and viable energy strategy?

[In 2000, Melanie Kenderine at the U.S. Department of energy stated that: “This nation has abundant biomass resources (grasses, trees, agricultural wastes) that have the potential to provide power, fuels, chemicals and other bio-based products.” House 106-147. May 24, 2000. … Continue reading

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