Running the Electric Grid with eSolar

As I often do on a Saturday morning, I was up early reading through energy headlines. I happened across this story on eSolar: Bill Gross’s Solar Breakthrough “We are producing the lowest cost solar electrons […]

Running the U.S. on Solar Power

How much land would it take for solar power to satisfy the electricity demands of the U.S.? I made some attempts to calculate this before, but a recent story may enable me to calculate some […]

My Top 10 Energy Stories of 2007

First, thanks to all who contributed ideas. You may have an entirely different opinion on the most important energy stories. Feel free to share it. Many of these stories were contributed by various readers. Comments […]

University of Delaware Breaks Solar Efficiency Record

UD-led team sets solar cell record, joins DuPont on $100 million project Using a novel technology that adds multiple innovations to a very high-performance crystalline silicon solar cell platform, a consortium led by the University […]

Google Solar, Hydrogen, and Farm Bills

I wanted to briefly comment on several issues. Some of them deserve their own essays, but I am too pressed for time. Google Solar If you are into solar, Google’s Solar Panel Project is incredibly […]

A California Solar Dilemma

After grappling with the thought experiment of replacing all of our electricity consumption with solar panels, the problem came into focus. This problem seems simple, but it isn’t trivial. As I mentioned, I have seen […]

A Solar Thought Experiment

Note: This is a work in progress. I am modifying the calculations as I get constructive feedback. Credit goes to several people for that. I think I have figured out the best approach to solving […]

Solar Redux

The previous essay on solar energy got picked up and linked to from a number of places. Between those links and the original blog entry, some of the comments I read were largely in left […]

The Future is Solar

I have done a lot of research lately into various alternative diesel technologies as I was working on my renewable diesel chapter. One thing that became very clear to me is that the world will […]