Oil rigs may end their days as valuable artificial reefs. A large group of international researchers have encouraged environmental authorities across the globe to rethink the idea of removing oil rigs, wind turbines and other installations in the sea when they are worn out.

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Oil rigs may end their days as valuable artificial reefs. A large group of international researchers have encouraged environmental authorities across the globe to rethink the idea of removing oil rigs, wind turbines and other installations in the sea when they are worn out.