Shortly after the formation of 2GreenEnergy in 2009, my brother asked me why big oil didn’t simply transition from fossil fuels to solar, wind, and the like. I replied, “There are two answers, one speculative, one certain.
Category: Photovoltaics
Legitimacy of Solar Energy
A friend writes: Hi Craig, Is this piece on solar energy a real argument or a conservative pipe dream? I respond: The latter, as one might infer from the other content on the site.
Tagged with: coal industry is far from dead here in the U.S, costs of operating coal plants have risen dramatically vis-a-vis natural gas and renewables, Department of Energy, EPA, fossil fuel industry, intermittence of solar, Legitimacy of Solar Energy, long-distance power transmission, pumped hydro
Wearable Solar
I sometimes ridicule product concepts for which I can’t think of a single use, and wearable solar tries the imagination. OK, suppose you’re alone, out on a long hike, and you get lost. You’re making so many calls out of …
Tagged with: wearable solar
Graphic of Solar Installations by Country Might Be Misleading
As illustrated here (larger graphic below), there are many ways of presenting data. The intended take-away here is clear: outside of the U.S., Germany, China and the U.K., very little is happening in solar energy at the global level.
Tagged with: Solar Installations by Country
From Guest Blogger Emily Folk: Why Solar Energy Will Become Essential to Every Industry
We are living in the midst of a revolution. Twenty years ago, the concept of renewable, alternative energy sources was just a pipe dream. Now, we have functional examples of wind and solar energy that are coming close to providing …
From Guest Blogger Emily Folk: Why Solar Energy Will Become Essential to Every Industry Read More »
The Costs of Solar PV
In response to my recent piece on the cancellation of subsidies for solar and wind, 2GreenEnergy super-supporter Gary Tulie writes: “U.S. costs for residential solar are way higher than in other parts of the world.
Obstruction of Justice
Whither goest thou, the obstruction of justice case against the U.S. president? Here’s a video that may answer that question.
Tagged with: obstruction of justice
3D Printed Solar Cells
I’m not sure the concept on this video of 3D printed solar cells isn’t a total ruse, but I am sure it’s impractical in the extreme, as: • The solar cells themselves are about 25% of the total system cost.
Solar PV — Amazing Graphic
Solar PV installations by country, as it morphs over time, is an interesting statistic. Anyone interested in the subject may want to check out the link above, featuring one of those fabulous high-motion graphics that shows this in a visually fascinating …
Tagged with: Solar PV installations by country
Floating Solar PV
Here’s something with real merit: floating solar panels, for places where land is at a premium, perhaps Europe and Japan.
