EARTH stands forEnvironmental Awareness of Resources and Threatened Habitats. EARTH is a 501 (C) (3) nonprofit organization based in Southwick's Zoo in Mendon, MA. EARTH's mission is to inspire, engage, and connect with people to protect and conserve our planet’s biodiversity and future. Our vision is to realize a world where humans live in sustainable balance with all species, their ecosystems, and the environment while supporting and protecting biodiversity.