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 “ㅁ강서오피[bam2.net]+ᗧ강서밤문화+ꅎ오피초이스+ಌ강서오피+ꎩ추천ㅇㅍ+Ձ밤달+ख강서건마+ꀉ강서오피추천+ᓢ강서달리기+㋐밤의달리기” 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.