Rising ocean, bay tides could eventually reshape Long Island — and how we live, work and play, experts say

By Earth Day 2050, large swaths of Jones Beach could start to disappear.

In 2080, the historic Montauk lighthouse and Orient Point may be on their own islands, cut off from the rest of Long Island by newly formed rivers.

At the end of this century, Fire Island may be little more than a sandbar separating the Atlantic from Great South Bay. And South Shore coastal neighborhoods from Freeport to Hampton Bays could be uninhabitable.

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