Green Computing.

The article discusses the green computing movement, examining the effort of individuals and groups to reduce energy consumption and to increase the sustainability of the industry. Commentary is provided by Andy Hooper, a professor of computer science, who indicates it is cheaper to move data than energy. Other topics include the amount of energy consumed by data centers located in the U.S., the loss of energy through reliance on the national energy grid, and strategies for sustainability that range from the fanciful to the practical.