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Batteries

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Zenn Electric Cars to Steal Some Thunder?

Published on April 12th, 2008 | by Michelle Bennett

24 comments

This was too good to pass up. It’s a tale of intrigue, exciting new technology, and a secretive business deal that could change the automotive industry as we know it. Canadian electric car company Zenn Cars [&hellip... Read More


Clean Power

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Can't Get Cleantechnical Without a Plan

Published on April 8th, 2008 | by Joe Mohr

Maybe it’s because this national renewable energy company is based out of St. Louis that makes them so appealing to this St. Louisan. Maybe it’s the fact that I used to blog for these guys on [&hellip... Read More


Air Quality

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4 Factors Slowing Solar Energy Growth in US

Published on April 4th, 2008 | by Sarah Lozanova

5 comments

Despite all the talk about solar energy, it only generates a measly .1% of electricity in the US. Meanwhile, national demand for electricity is growing by 2% annually. Considering that solar technology has been in use [&hellip... Read More


Clean Power

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Senate Coalition Introduces Clean Energy Tax Package

Published on April 4th, 2008 | by Timothy B. Hurst

19 comments

But is the bill different enough to pass? As was reported at Hill Heat, and elsewhere, Senators John Ensign (R-NV) and Maria Cantwell (D-WA), led a bipartisan group of senators in announcing a bill to incentivize [&hellip... Read More


Air Quality

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Dry Cleaning: How Safe is that Suit?

Published on April 3rd, 2008 | by Sarah Lozanova

4 comments

The chemical perchloroethylene (or “perc”) might not ring a bell, but it is likely be found in your home. Considered by the EPA to be both a health and environmental hazard, it is a solvent used [&hellip... Read More


Biofuels

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CleanTech Breakthrough: Wind-powered Airplanes

Published on April 1st, 2008 | by Michelle Bennett

10 comments

An announcement made this week is stirring excitement in the aviation industry as a scientist turned inventor claims he can dramatically reduce or perhaps remove fossil fuels from modern flight. His innovative design employs wind power [&hellip... Read More


Uncategorized

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Can Engineers Solve Global Warming?

Published on March 31st, 2008 | by Carol Gulyas

Educators and activists often comment on how difficult it is to talk about the issue of global warming without overwhelming one’s audience. So it was good to see Saul Griffith’s presentation at ETech mounted online for [&hellip... Read More


Clean Power

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Solar Panels and the Quest for $1/Watt

Published on March 31st, 2008 | by Michelle Bennett

47 comments

If solar panels cost $1/watt, you can sell them (installation included) for $2/watt. Coal (installation included) costs $2.10/watt. To date, solar is still reaching to compete with coal, but the margins are closing. To (over)simplify how [&hellip... Read More


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