The Encyclopedia of Earth (EoE) is an electronic reference about the Earth, its natural environments, and their interaction with society. The EoE is a free, expert-reviewed collection of content contributed by scholars, professionals, educators, practitioners and other experts who collaborate and review each other's work.
Welcome to R4R’s database of outdoor learning activities. This inventory has been created to strengthen our Step Outside series by connecting teachers and students to engaging outdoor activities that explore themes described in each of the nature guides.
Explore the world's national parks, wilderness areas and world heritage sites. Use the interactive map to explore different areas of the world. This was created through a UN partnership with the International Union of Conservation of Nature, as well as other organizations.