Slavery
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Malaria and the Mason-Dixon
When push came to shove, it was a microscopic virus that would draw the frontiers of a nation, and help to decide the life and livelihood of millions upon millions of the Americans who came to live there.

By studying thousands of buildings and analyzing their electricity use, Columbia Climate School Dean Alexis Abramson has been able to uncover ways to significantly cut energy consumption and emissions. Watch the Video: “Engineering a Cooler Future Through Smarter Buildings“

