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Category Archives: Solar
Science : No single or combination of alternative energy resources can replace fossil fuels
Experts question new energy sources. Oct 31, 2002. AP. (APOnline) — None of the known alternate energy sources are technically ready to take the place of fossil fuels experts say in a new study: Martin Hoffert, et al 2002 Advanced … Continue reading
Posted in Alternative Energy, Fusion, Nuclear Power, Solar, Wind
1 Comment
Wind & Solar need thousands of tons of steel, aluminum, cement, concrete, copper but produce little energy
Summary of Sergio Pacca and Darpa Horvath 2002 Greenhouse Gas Emissions from Building and Operating Electric Power Plants in the Upper Colorado River Basin ENVIRONMENTAL SCIENCE & TECHNOLOGY / VOL. 36, NO. 14 pp. 3194-3200 As you can see, Wind … Continue reading
Posted in Alternative Energy, Photovoltaic Solar, Wind
Tagged alternative energy, coal, natural gas, plants, solar PV, wind
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Tilting at Windmills, Spain’s disastrous attempt to replace fossil fuels with Solar Photovoltaics
Book review of “Spain’s Photovoltaic Revolution. The Energy Return on Investment”, by Pedro Prieto and Charles A.S. Hall. 2013. Reviewed by Alice Friedemann, www.energyskeptic.com Olmedilla, Spain 60MW Solar Photovoltaic Power Plant. Source: SolarNovus Large Solar Installations around the world. This … Continue reading
The “Solar Revolution” is financial, not from new breakthroughs
Jeff Himmelman makes the case that the “solar revolution” is caused by new financial instruments and strategies in the New York Times August 9, 2012 article “Here Comes the Sell”: The innovation that has pushed Sungevity and the rest of … Continue reading
Posted in Solar
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Photovoltaic solar has many problems
Although sunlight is renewable, photovoltaic panels aren’t. PV isn’t ready yet. NREL (National Renewable Energy Lab) lists the technical barriers below in: PV Roadmap. U.S. Dept of Energy National Center for Photovoltaics. Lack of widespread availability of low-cost feedstock and … Continue reading
Posted in Photovoltaic Solar
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Orbiting Solar: launch costs way too high, too many technical issues
Solar power satellites: Orbiting solar arrays could make electricity, convert it to microwaves and then beam that energy to a ground antenna where it would be converted back to electricity. But to make 10 trillion watts of power would require … Continue reading
Posted in Alternative Energy, Orbiting Solar
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Solar 1 and 2 in the United States
Howard Hayden estimates Solar Two would need to take up 127 square miles to produce as much energy as a 1000-MWe power plant does in one year. (Solar Fraud, p. 187). According to Robert Bradley Jr, Solar One was very … Continue reading
Posted in Solar Thermal
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Solar farms too expensive, too vulnerable, negative EROEI, take up too much space
Too Expensive It would cost at least $37,500 per home if you consider how much the latest facility cost. Abu Dhabi built a new 100-megawatt concentrated solar power plant for $750 million that can provide electricity to 20,000 homes (NPR). … Continue reading
Posted in Alternative Energy, Solar Thermal
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Relax! Solar energy can save us. Krugman says so. by Ted Trainer
Ted Trainer is the author of Renewable Energy Cannot Sustain a Consumer Society and his “What to Do” can be found at The Simpler Way http://socialsciences.arts.unsw.edu.au/tsw/, in The Transition to a Sustainable and Just World, Envirobook, 2010, and the papers … Continue reading
Posted in Photovoltaic Solar
2 Comments
A Huge Solar Plant Opens, Facing Doubts About Its Future
A Huge Solar Plant Opens, Facing Doubts About Its Future By DIANE CARDWELL and MATTHEW L. WALD FEB. 13, 2014. New York Times. The Ivanpah solar power plant: Cost $2.2 billion dollars to build Can energize 140,000 homes ($15,714 per … Continue reading
Posted in Solar Thermal
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