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The Big Switch

Jul 27, 2022

Building codes: they might sound boring, but they’re actually the front lines in a nationwide battle to decarbonize our buildings. And they do a lot more than keeping your  home from falling down over your head. They regulate everything from energy efficiency, to the kind of fuel your stove runs on, to whether your...


Jul 14, 2022

There are 5.5 million commercial buildings in the U.S. Why are only 700 of them net-zero? We have the technology to slash carbon emissions from commercial buildings, which account for 16% of all U.S. emissions. And retrofitting commercial buildings saves money and energy for building owners.

So what gives?

In this...


Jun 29, 2022

It’s officially summer in North America, and that means one thing – it’s getting hot. Every year, heat waves are the deadliest extreme weather event, and they’re only getting more severe. Often, the people who fall victim to heatwaves are those who are left without access to air conditioning. Dr. Diana...


Jun 16, 2022

In this episode, we’re touring a home with a buildings doctor. Ian Hamilton is a professor of energy, environment and health at University College London. Together, Melissa and Ian show us the parts of our homes we need to upgrade to zero out carbon emissions—and to keep us safe in a more dangerous, changing...


Jun 2, 2022

This week on the show, we meet someone on a mission: to decarbonize America’s buildings. Decarbonizing buildings is is actually a huge piece of decarbonizing our economy: carbon pollution from heating, cooling, and powering our buildings accounts for 30 percent of U.S. carbon emissions – that includes our homes,...