Gale in Context: Environmental Studies (formerly known as GREENR) This link opens in a new windowAn electronic resource offering authoritative reference content in the area of the environment, energy and natural resources, GREENR (Global Reference on the Environment, Energy, and Natural Resources), is an important part of a new generation of products from Gale. A reflection of Gale’s "power to the user" philosophy, this product was designed with the end-user in mind.