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In 2018, Winnipeg’s Assiniboine Park Conservatory closed its doors pending the demolition of its original 1914 building last renovated in 1968. The Leaf, the state-of-the-art successor to the Conservancy’s original botanical garden, by KPMB Architects, completed last year. A defining element of the new design is its spiraling rooftop designed in accordance with the fibonacci sequence, a pattern often found in nature.
Constructed from ethylene tetrafluoroethylene (ETFE), a lightweight and translucent synthetic material, the rooftop efficiently conducts heat and light to the botanical gardens below. It is engineered so that each biome
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