EDGE of Existence programme

The EDGE of Existence programme is a research and conservation initiative that focuses on species deemed to be the world’s most Evolutionarily Distinct and Globally Endangered (EDGE). Developed by the Zoological Society of London (ZSL), the programme aims to raise awareness of the world’s EDGE species, implement targeted research and conservation actions to halt their decline, and to train in-country conservationists (called EDGE Fellows) to protect them now and in the future.Summary of 2006 IUCN Red List categories. The EDGE of Existence programme is a research and conservation initiative that focuses on species deemed to be the world’s most Evolutionarily Distinct and Globally Endangered (EDGE). Developed by the Zoological Society of London (ZSL), the programme aims to raise awareness of the world’s EDGE species, implement targeted research and conservation actions to halt their decline, and to train in-country conservationists (called EDGE Fellows) to protect them now and in the future.