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 “ᑎ구미오피[bam2.net]상큼밤달+з구미안마+ކ구미밤달+ꄈ구미오피+⑧구미놀거리+म구미풀사롱+ᓚ구미육덕미녀+ᚯ구미오피+⅓구미밤달오피+ᛆ구미ㅋㅅ방” 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.