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 “ᒨ건마사이트[bam2.net]+ᘀ추천건마+ꍜ건마즐기기+ꇾ건말이용법+ᕿ건마정보+⑾밤의달리기+ଘ건마유흥+◑건마사이트찾기+ꇌ건마순위+ꊟ밤의달리기” 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.