The US Energy Flow infographic, at right, is one of the most powerful single images for understanding energy use in the US economy. It has been a staple on my web site for several years, and I use it to
Run far, run fast – solar PV in Massachusetts
In early May, Massachusetts Governor Deval Patrick was joined by members of his administration, legislators and industry representatives to announce that Massachusetts had reached its goal of installing 250 MW of solar photovoltaic (PV) systems. The achievement is significant, but
Two books on Oil and our Energy Future – very different authors with some suprisingly similar conclusions
Two authors, with very different styles, approaches and opinions, write books about oil and our energy future. Reading them together, it is easy to imagine a provocative and enlightening panel with the two authors. But the real takeaway are the
Are Commoditization or Aggregation solutions for small-scale project finamce?
There is general agreement that, below a certain size, the transaction costs of a renewable energy project become prohibitive relative to the scale of the benefits. Typical transaction costs include the time and cost involved in: The many legal documents
Why clean tech is and isn’t like the Internet – and why that doesn’t matter
A discussion over the ways in which clean tech is or isn’t similar to info tech is unnecessarily clouding a larger and more fundamental issue – that clean tech has the potential to be the next great technology-based engine of