Now in its 3rd edition, the bestselling Ecohouse continues to be both a technical guide and an inspiration for thousands of architects, designers and eco-builders all over the world. Growing numbers of people are looking to dramatically reduce the carbon footprint of their buildings by using more ecologically sound techniques. Ecohouse provides design information about the latest low-impact materials and technologies, showcasing the newest and best 'green' solutions with international case studies demonstrating sustainable design in action around the world. Expanded to include advice on powering Ecohouses using renewable energy - including wind, micro hydro and heat pumps - and an introduction to low impact building materials such as lime, earth and hemp.