Timothy Beatley, a professor of sustainable communities at the University of Virginia, says hospitals should be community centers. "[Khoo Teck Phuat Hospital in Singapore] makes me hopeful because it shows how healthcare facilities can be designed to include nature," he says. "While there is no recorded evidence, my gut feeling is that this building does heal. This is a hospital people want to be in."  Photo 2 of 8 in Game-Changing Ideas for a Sustainable World

Game-Changing Ideas for a Sustainable World2 of 8

Timothy Beatley, a professor of sustainable communities at the University of Virginia, says hospitals should be community centers. "[Khoo Teck Phuat Hospital in Singapore] makes me hopeful because it shows how healthcare facilities can be designed to include nature," he says. "While there is no recorded evidence, my gut feeling is that this building does heal. This is a hospital people want to be in."

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