A great book on sustainable design!

As some of you may know, the LEED building rating system focuses on 6 key areas: Sustainable site development (SS), water savings/efficiency (WE), energy & atmosphere (EA), materials and resource (MR), indoor environmental quality (IEQ), and innovations & design process (ID).

"Rain Gardens: Managing Water Sustainably in the Garden and Designed Landscape" is a very useful book on water savings/efficiency (WE). It described various ways of caturing, channeling, diverting and re-using water from rain and snow, including permeable paving, storm-water chains, bioretention ponds and green roofs. Rain gardens create great environment for wild life. They are visually pleasant, economical and sustainable. I live very close to several of the retention ponds of my local water district. They are fine examples of rain gardens, I always love to visit them and see the beautiful birds and plants in or near the retention ponds. Nigel Dunnett and Andy Clayden described many of the techniques