Archive for February, 2008

Feb 29 2008

Cleantech on the map(s)

Published by corrie under Business and Economics

Yesterday an article in TreeHugger summarized a map put together by Earth2Tech on CleanTech startups. The commentary mentioned that the map focused more on the US and specifically Silicon Valley. Regardless, it does a nice job of categorizing clean technology into renewable energy types, electric cars, and energy storage.

There are a number of clean tech support companies working to enable cleantech startups. Using Mapufacture, I was able to incorporate the data generated by Earth2Tech and add to it to include clean tech support companies. I’ve displayed the map below, and a full scale version with additional information can be accessed here. Any comments or additional information on companies supporting clean tech would be appreciated.

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Feb 10 2008

Valuing green roof benefits

For those interested in learning more about the economic valuation of the environmental benefits of green roofs, Environmental, Science, & Technology released a paper that I co-authored on the topic. “Green Roof Valuation: A Probabilistic Economic Analysis of Environmental Benefits” summarizes the benefits over the lifetime of a green roof taking into account benefits due to energy savings, reduced stormwater fees, and potential savings under market-based valuation of air emissions uptake. This is presented in a probabilistic manner to aid decision-makers when considering a green roof or policies to encourage green roof adoption.

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