National Geographic on the state of solar power

The September 2009 issue of National Geographic has a comprehensive series of articles on the state of solar power. Here's the online version of one of the articles. What is the potential of solar power?

"The total power needs of the humans on Earth is approximately 16 terawatts," he said. (A terawatt is a trillion watts.) "In the year 2020 it is expected to grow to 20 terawatts. The sunshine on the solid part of the Earth is 120,000 terawatts. From this perspective, energy from the sun is virtually unlimited."

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Some harsh facts for chicken eaters, like me.

Have you ever been to a children's science museum, where the children get to see chicks hatching from eggs? At these educational facilities, we teach our children about the innocence and beauty of the baby chicks. In addition to looking at them hatch, I like to eat chickens and their eggs. I always have. But this article and the undercover video that follows have really put me in a moral quandary.

An animal rights group publicized a video Tuesday showing unwanted chicks being tossed alive into a grinder at an Iowa plant and accused egg hatcheries of being "perhaps the cruelest industry" in the world.
I promote this ghastly system whenever I eat the chickens and eggs sold at most grocery stores in the U.S. There's no way around it. Perhaps one solution is to open up chicken factories to school groups, so that the children and their families can learn about the process leading up to that admittedly delicious meal of chicken strips. Then, we can make more informed decisions at the grocery store.

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