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Please note that, with the conclusion of the Year of Energy 2009, we are no longer updating this site.
You can read highlights from the Energy Symposium at our 2009 Annual Meeting and International Research Conference here, and view the speakers’ slides here.
Our series of white papers on energy is available here.
Thanks for visiting Sigma Xi’s Year of Energy site!


Renewable Energy: How Much of an Option Is It?


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Stan Jakuba
posted September 11, 2009

Download this paper in pdf format

Abstract: This paper provides an overview of the potential of the sources of renewable energy for satisfying the U.S. energy needs. It analyzes real-life data as well as theoretical limits of the more promising among the solar sources such as biomass, wind, photovoltaic and hydro. Numbers correlate the land needed to its availability, and show the productivity and cost of various options. Tables list the contribution of various sources to the national energy pool and the growth of the last decade. Finally, the potential of nuclear energy is considered.

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EE Global is this week

April 27, 2009
The Energy Efficiency Global Forum & Exposition is taking place this week in Paris, France. Is anybody at the meeting? If so, I would LOVE to have a guest blog post from you about what you’ve seen/heard and what thoughts and discussions may have transpired there. Please leave a comment or contact me so we can get you on here! You can make your post(s) as short or as long as you like. Well, not too long…. but, you know.


Please contribute to our blog!

April 17, 2009
Whether or not you already keep a blog of your own, we’d love to hear from you.

To start contributing, just register, then send us a note. Please use the subject line “contributor registration” and, in your message, indicate your registered username, a brief summary of your background, and the type of posts you would like to contribute. Once we approve your registration, you can log in and submit posts directly through the blog.

We invite both original posts and links to your own blog entries about energy. If you send a link, please include a sentence or two summarizing the item. Opinion pieces are welcome, but please be sure they are well supported with facts.

As a safeguard against inappropriate content, all posts will be moderated by Sigma Xi’s site administrator, but we will make every effort to do this within one business day of submission.

For technical assistance with the submission process, feel free to contact us.