Category: Renewables – Science

Here’s an article that points to a further reduction in the cost of wind energy, based on collaboration between General Electric, Virginia Tech and the U.S. National Renewable Energy Laboratory that could fundamentally change how wind blades are designed, manufactured …

Good News in Renewable Energy Read More »

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I received a few emails this morning alerting me to the U.S. Department of Energy’s release of the list of grants it made recently for cleantech R&D out of its “Advanced Research Projects Agency – Energy” (ARPA-E).  It would be …

List of ARPA-E Grants for Cleantech R&D Read More »

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Here’s some good news in the photovoltaics world:  the first about a new record in solar efficiency and the second about a super-absorbent solar cell. I’m reminded of a conversation I have frequently with clean energy nay-sayers. As renewable energy …

Renewable Energy Technology Improving Performance, Reducing Costs Read More »

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Here’s a lecture by Ozzie Zehner, whose popular book “Green Illusions” is making the rounds.  Indeed, there is a great deal of truth here.  In particular, we’re seduced by the sexiness of renewable energy, and in some cases make extremely …

Ozzie Zehner's Book "Green Illusions" Read More »

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Those of us trying to make sense of the validity of renewables versus fossil fuels are forced to deal with many different parameters.  For instance, we often talk about the externalities of coal, i.e., the cost factors that are not …

Use of Water in Generating Electricity Read More »

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Here’s an article that makes an important but normally overlooked point: renewable energy systems are generally far less susceptible to storms, earthquakes, and other natural (or man-made) disasters than fossil fuel or nuclear plants.  This is largely due to the …

Safety and Resilience: Side Benefits of Renewable Energy Read More »

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One of the most enjoyable aspects of my work week is helping in the education of young people. I love helping my own two kids with their homework, I serve as a tutor to students in the local community, and, …

A Young Man in Australia Writes on Clean Energy Read More »

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One of my colleagues is speaking at the Breakthrough Energy Conference in The Netherlands in a couple of weeks.  When I spoke with him earlier today, I asked him what “breakthrough energy” means in this context, thinking that it must …

Energy Conference in The Netherlands Uses The Term "Breakthrough" In a BIG Way Read More »

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Here’s  a cool article on the extent to which the Internet is changing our lives by helping us increase the value of the things we use on a minute-to-minute basis.  It’s funny; we can have Internet-controlled junk drawers and driverless …

The Internet Is Changing Our Lives Read More »

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One of the benefits of my position at 2GreenEnergy is that it enables me to do hundreds of quick and easy actions that help people learn about renewable energy, and, at some level, forward the cause of sustainability all over …

Engineering Management 221, Vanderbilt's "Technology Strategy" Class Read More »

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