A guide to the process of designing and installing a green roofessential reading for anyone interested in energy-efficient buildingsEnvironmentally friendly buildings are a must forthe future, and among the many new ideas for buildings are green roofsbut what exactly is a green roof, and how do they work? Why are individuals and businesses installing them, and how difficult is it toinstall and maintain a green roof? This guide introduces the range of green roofs available, from the small garden shed to towering skyscrapers; discusses the role of the green roof as part of an overall greening...