As seas rise, city mulls a massive sea barrier across Boston Harbor – The Boston Globe

After Hurricane Katrina, the federal government built a 1.8-mile barrier along Lake Borgne, a lagoon of the Gulf of Mexico.
https://www.bostonglobe.com/metro/2017/02/18/seas-rise-city-mulls-massive-sea-barrier-across-boston-harbor/dxtlbGrfSmYE2zacwUKakJ/story.html

By David Abel Globe Staff February 18, 2017

It would be a massive, highly controversial wall sure to cost billions of dollars. But this barrier would be much closer to home — and potentially more expensive — than the one President Trump has proposed along the Mexican border.

As rising sea levels pose a growing threat to Boston’s future, city officials are exploring the feasibility of building a vast sea barrier from Hull to Deer Island, forming a protective arc around Bosto harbor. The idea, raised in a recent city report on the local risks of climate change, sounds like a pipe dream, a project that could rival the Big Dig in complexity and cost. It’s just one of several options, but the sea wall proposal is now under serious study by a team of some of the region’s top scientists and engineers, who recently received a major grant to pursue their research.

…(read more).

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