Low-voltage servers are powering universities' supercomputers. Students can no longer print pages by the ream. Computers are being recycled.

And the glow of screensaver fish tanks is disappearing from many college campuses as new energy-efficient programs put computers on standby, saving superfluous wattage that can cost schools thousands every year.

Green IT could very well help save the planet, but higher education has seen eco-friendliness save hundreds of thousands of dollars, too--and sometimes even millions--all while operating budgets continue to tighten. 

"Green [IT] has officially caught on," said Thomas Furlani, director of the University of Buffalo's Center for Computational Research, which will install


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