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 “진주힐링돌리뷰【리얼.net】P안양리얼반려돌창업Μ강진리얼돌불법㏂삼성리얼반려돌구매㎃성주리얼반려돌렌탈☆청주리피스걸업소E직영리얼돌구매∈강릉리얼돌가격Aabadengo” 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.