My good friend Henry asked me to check out these two companies: SolarWindow and LiquidSolar. Henry: Thanks for thinking of me. Companies like Solar Window make me nervous.
My good friend Henry asked me to check out these two companies: SolarWindow and LiquidSolar. Henry: Thanks for thinking of me. Companies like Solar Window make me nervous.
Within ten minutes of one another, I: 1) Got a call from someone with a perpetual motion machine that involves the movement of buoyant objects in water (I see at least two of these per year), and 2) Encountered this …
I spend a fair amount of time writing about how the vested interests in energy (e.g., the oil companies), keep bad ideas in place (e.g., extracting and burning petroleum), at the expense of good ideas (e.g., renewables). But there is, …
I was a guest on a radio program this morning on socially responsible investing (SRI), hosted by a very amiable local woman, Robin Eschler. The discussion was quite positive and uplifting overall. How could it have been otherwise? Robin is delightful, …
This Morning's Radio Show: Clean Energy's Good and Bad Ideas Read More »
A young man from India writes in response to my recent piece in which I talk about two classes of bad ideas in clean energy — those that are theoretically impossible and those that are possible but seem to hold …
"Theoretically Impossible" Is Only One Class of Bad Ideas in Clean Energy Read More »
2GreenEnergy reader Rebecca asks: When you’re approached by budding inventors or experienced ones, how do you manage to filter out those who are true and honest from those who are a sham? Good question. It’s not something that can be …
Last night I had a dinner meeting during which I was asked what I thought about a business plan that proposed to grow sugarcane (from which to make ethanol) in California’s Imperial Valley, one of the driest parts of the …
Here’s something I noticed from the process of participating in a large number of energy-related conversations at the American Chemical Society Conference last week: some of these subjects–even those receiving funding–have virtually no chance of practical application. And, while I …
The Enemy of Reasonably Priced Clean Energy: Bad Ideas Read More »
I come across new ideas for renewable energy and alternate fuel vehicles at a rate of perhaps a dozen a week. While (fortunately) there are a few good ones, most of them fail the most basic tests of science and …
Proponents of Cleantech Have Some Good Ideas — And Some Bad Ones Too Read More »
As I said, I wasn’t thrilled with the treatment that the entrepreneurs/presenters received at the hands of the venture capitalists who served as the panelist/judges at this year’s New York Venture Summit. Having said that, there really were some surprisingly …
Cleantech Ideas — Good and Bad — at the New York Venture Summit Read More »