Author: David Gold


State renewable energy standards have gained momentum over the past decade with 29 states having put in place various types of standard mandates and five more having implemented voluntary standards (34 total). Now the federal government is looking to get Read more…


Invest in a solar, biofuels, or LED lighting company, and nobody will question the company’s cleantech pedigree. Invest in a manufacturer of network switch upgrades for telephone companies, then call it “cleantech” and you’ll see a lot of raised eyebrows. Read more…


With the recent “shellacking” (as President Obama referred to the election results) of the Democratically controlled Congress, much of the buzz in the cleantech space has been doom and gloom. Is cleantech doomed to a new dark age? I do Read more…


Wind turbines stand tall and mesmerize with their motion. Solar cells bask in the sparkling sun. Meanwhile, hidden down in the dark dirty underworld, a compelling technology sits quietly and gets no respect. Once installed it largely goes unseen and, Read more…


The stimulus bill along with the $31B cleantech element focused on grants and loan guarantees through the Department of Energy was passed into law over 18 months ago. About a year ago I wrote about how the cleantech stimulus was Read more…


While renewable energy often captures most of the cleantech headlines, if anyone doubts why energy efficiency must play a significant part in the cleantech effort – as significant, if not more so, than the role of renewable energy — just Read more…


While many cleantech companies require very large amounts of capital in order to get to market, there is a quiet group of cleantech companies bucking that trend. Companies like Heartland Biocomposites (green building materials), RealTech (water testing) and TerraLUX (LED Read more…

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