This document discusses transitioning to a paperless classroom by using online learning environments like Wikispaces. It estimates the large amount of paper and trees that could be saved each year by uploading handouts, assignments, activities, assessments and other course materials online instead of printing them. It also notes benefits like improved organization, accessibility of materials anywhere at any time, and allowing for more interactive learning activities. The transition requires ensuring students have access to learning devices and internet at home as well as gradually incorporating online tools.