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381. Congress reauthorized the Coastal Barrier Resources Act with the Coastal Barrier Improvement Act of 1990 (Public Law 101-591 [Nov. 16, 1990], expanding the CBRS to include undeveloped costal barriers along the Keys, Great Lakes, Puerto Rico and the U.S. Virgin Islands. It also added a new category of undeveloped barriers called Otherwise Protected Areas. Otherwise Protected Areas consist of conservation or recreation areas such as national wildlife refuges, state and national parks, local conservation areas, and private conservation areas, although they may also contain private areas not for conservation.