Thoroughly revised and updated to include the latest research in the field, A Dictionary of Environment and Conservation provides over 9,000 A to Z entries on scientific and social aspects of the environment--its key thinkers, treaties, movements, organizations, concepts, and theories. Covering subjects such as sustainable development, biodiversity, and environmental ethics, it is at the cutting edge of environmental and conservation studies. This is the ideal reference for students studying these subjects and anyone with an interest in environment and conservation.