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Nancy Knowlton from the Smithsonian Institute knows the wonders of the oceans and the creatures that call it home. As a marine biologist, Knowlton says people all around the world are working together to keep oceans clean and safe for the animals that live in them.

Knowlton will be speaking at Kansas City’s Plaza branch library Thursday at 6:30 p.m. on “Why Healthy Oceans Matter.” The event is free. Reservations are encouraged. For more information visit kclibrary.org or call 816.701.3407.