Universities and colleges, as societal educational institutions, have relatively recently attempted to begin to upgrade their multiple relationships with their natural environments, as have other institutions. However, ″greening″ initiatives of higher education institutions appear to have received far less attention in various bodies of academic literature than have the environmental policies and practices of these other institutions. This article highlights four US universities′ ″campus ecology″ projects, initially characterizing major elements of each, using a common organizational effectiveness model which has been widely employed in organization-related academic fields.