Looney Labs switched from 30% recycled copy paper for the office to 100% recycled, processed chlorine free and acid free. Which means:
43% - 70% less energy is used over virgin pulp
49% - 55% less water is used
36% - 74% reduction in air pollution
35% reduction in water pollution
Check these web sites for more info on recycled paper: http://www.treecycle.com/info.html and http://www.treecycle.com/recycling.html