Beijing's iconic Olympic venue -- Bird's Nest -- might have been a little bit different from it is now if it were built today. "I would choose to use
solar film to power air-conditioners in the Bird's Nest instead of the current ground-source heat pump," said Ding Gao, an engineer of the landmark building. Ding, director of the Building Energy Engineering Center of
China Architecture Design and Research Group, said China's keen interest in low-carbon economy has boosted the development and implementation of "green" technology.
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