California Academy of Sciences — Architecture in Brief Architect : Renzo Piano Building Workshop with Stantec. Concept : A museum, aquarium, rainforest, and planetarium unified under one green roof — “a piece of the park lifted up.” Key Feature : 2.5-acre living roof with 1.7M native plants, skylights for ventilation, stormwater control, and natural insulation. Sustainability : LEED Platinum certified (world’s greenest museum). 60,000 solar panels supply ~5–10% energy. Radiant floor heating, rainwater harvesting, denim insulation, recycled steel/concrete. 90% spaces naturally lit. Spatial Design : Central glass-covered courtyard; domes express rainforest & planetarium. Awards : ULI Award for Excellence, Holcim Silver.