Earthscan is the world’s leading publisher on climate change, sustainable development and environmental technology. We aim to publish original, reliable and significant work that helps to foster the conditions for genuine sustainability by providing the means for understanding and analysing the issues and the tools for resolving them. Earthscan was originally founded by the International Institute for Environment and Development in 1987, and we continue to publish in association with them and with other environmental and development organizations world wide. We are an independent company and our books and journals are distributed throughout the world.