At a net-zero home in San Francisco, the house's green roof is more of a brown roof: a desert-like array of native and non-native succulents that require minimal irrigation. The soil area is maintained with motorcycle tires (including one from a Harley hog), which control erosion. Composting takes place here as well.  Search “종로리얼반려돌제작【리얼.net】ⅳ과천리피스걸제작グ방배리피스걸구매Σ춘천리얼돌판매㏝영월리얼돌제작ヘ고흥리얼반려돌수입ⓝ강북리얼반려돌제작А오산리피스걸판매FAbsa” from This Net-Zero Residence Might Be the Greenest Home in San Francisco

Search “종로리얼반려돌제작【리얼.net】ⅳ과천리피스걸제작グ방배리피스걸구매Σ춘천리얼돌판매㏝영월리얼돌제작ヘ고흥리얼반려돌수입ⓝ강북리얼반려돌제작А오산리피스걸판매FAbsa”

At a net-zero home in San Francisco, the house's green roof is more of a brown roof: a desert-like array of native and non-native succulents that require minimal irrigation. The soil area is maintained with motorcycle tires (including one from a Harley hog), which control erosion. Composting takes place here as well.