“A “before” picture of the sagging house stood on a placard in the front yard as St. Louis County used the process on display to highlight its collaboration with Better Futures Minnesota, which strives to save old construction materials from being discarded into landfills.

“We believe fervently that climate change is real,” Steve Thomas, founder of Better Futures, said. “We do a typical house like this, we estimate we avert the emission of about 250 metric tons of carbon dioxide.” ”