Tag: heat energy


It’s rare these days that one reads about new geothermal technology (there have been only three geothermal posts in all of GPB history), so I like to highlight new developments when I see them. Recent Department of Energy awards for Read more…


LightSail Energy (LightSail) is a Berkeley, California, company that has developed compressed air energy storage technology which may be used for grid-scale storage. The company’s central innovation is the injection of a mist of water spray into a compressed air Read more…


NewScientist’s January 28 issue is likely to unsettle clean energy advocates – but it is worth the read. The cover article, “Power paradox: Clean might not be green forever,” posits that even renewable energy can warm the planet, and eventually Read more…


A reader points out that in talking about utility scale solar, only mature technologies are used — usually 20 to 30 years mature or more. He observes how long it’s taken PV to be seriously considered for plants over 10mW. Read more…


Here is a startling fact: US power plants waste more energy than many countries use, including advanced economies like that of Japan. The wasted energy is in the form of heat thrown off when power plants produce electricity. This is Read more…


Often when going to the beach the common complaint is that the ocean is too cold. They appear to be warming up a bit. The upper layer of Earth’s ocean has warmed since 1993, indicating a strong climate change signal, Read more…

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