The Washington region experienced a record heat wave this month — temperatures so hot that they literally became a matter of life and death for many people. The extreme weather served as a reminder that without air conditioning, cities like Washington would be a lot less livable. We explore the architectural and engineering challenges of cooling buildings and how air conditioning shapes the look and feel of homes and cities around the globe.


  • Roger Lewis Architect; Columnist, "Shaping the City," Washington Post; and Professor Emeritus of Architecture, University of Maryland College Park

Roger Lewis on Temperature Control in His House

Roger Lewis talks about design and construction considerations involved in temperature control, using his own self-designed house as an example:

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