Worth a read if you want to learn more about the concept of greening your information technology area of the library. It covers video teleconference, virtualization, recycling, energy efficiency, and other ideas.
Naditz, Alan. (2008) Green IT 101: Technology Helps Businesses and Colleges Become Enviro-Friendly. Sustainability, 1( 5 ), 315-318. DOI: 10.1089/SUS.2008.9931