The city of sustainable skyscrapers By Matthew Keegan10th February 2021 Hong Kong, the world's capital of tall buildings, is turning up the dial on high-rise sustainable design, as the city aims for net-zero emissions by 2050. L Looking out over Hong Kong's iconic skyline from the viewing deck of its tallest skyscraper, the 118-storey International Commerce Centre (ICC), it's clear why Hong Kong is known as the world's most vertical city. In every direction you look, countless high-rise buildings are stacked side by side, clustered together, like a real-world version of the game Tetris. With ...