The granite cladding -- kept 50 centimeters away from the building -- is also in place to absorb heat and ensure that the interior of the building remains cool without excessive use of air-conditioning systems . Opera House was designed by Pritzker Prize winner , Zaha Hadid . Score: 7 Water from Pearl River is used in the cooling systems .
Opera House was designed by Pritzker Prize winner , Zaha Hadid . Score: 7 Water from Pearl River is used in the cooling systems .