One of the reasons I’ve always been so enthusiastic about green roofs is their contribution to stormwater management. Green roofs can capture 60-80% of rooftop rainwater runoff so less water is directed into storm drains and ultimately the ocean. A green roof becomes a strainer for whatever water does end up flowing to the storm drains, removing a lot of the particles, chemicals, pollution and other “bad stuff” which would otherwise run into our ocean. So I was extremely happy to see the City of San Diego’s new Sustainable Landscape Guidelines created in partnership with the San Diego County Water Authority.… Read More