For some library media specialists, implementing the three Rs of recycling, reducing, and reusing comes easily; they've been environmentally conscious well before the concept of going green made its way into the vernacular. Yet for some of library media specialists, the thought of greening their library, let alone the entire school, can seem rather daunting. Whether library media specialists want to begin eco-friendly practices in their library in response to school-based initiatives or to take the lead in developing a school-wide program, it can be helpful, and encouraging, to learn some eco-friendly ways to become a lean, green, library machine. The author describes easy eco-friendly habits for one's library.