We’re going to rebuild the entire world in the next 40 years. Wait, say that again? As the urban population around the globe continues to grow in the coming decades, the world’s building stock will double in area by 2060. As Bill Gates highlighted in a Gates Notes blog post last fall, it’s the equivalent of “adding another New York City every month for the next 40 years.”

Stop and let that really sink in for a moment. 

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