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 “∮건마정보[bam2.net]+ⓑ추천건마+੦건마즐기기+♣건마찾기+㉫건마문화+ꄻ밤달+Π건마유흥+ఌ전국건마사이트찾기+ᚅ건마예약+ఝ밤문화” from This Net-Zero Residence Might Be the Greenest Home in San Francisco

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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.