Sea levels along the US coastline could rise 10 to 12 inches over the next 30 years.
Damages on roads were about $1.5 billion in 2020 and could be as high as $37 billion in 2050.
A massive coastal barrier off the coast of Texas is an example of what could improve resiliency.
Chris Hamilton is a bike enthusiast. Almost every day, he rides around his hometown of Key West, Florida, where he moved from Washington D.C. 7 years ago. Each time, he sees new houses being built, rising higher with every construction.
"In the Keys, if you redo your house, you have to mitigate it for sea level rise," he told Insider. "And so, up and down the streets, all of a sudden you'll see a house that's three or four feet higher, or six or seven or eight feet higher. In some places all the new houses begin at 15 feet," above sea level.
The postcard-famous Florida Keys are a chain of islands connected to Miami by a 165 miles stretch of US Highway 1 known as the Overseas Highway thanks to its extensive network of bridges. The islands are particularly exposed to rising sea levels.
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