Did you know that the ocean produces approximately half of the world's oxygen? Or that key medicines have come from ocean discoveries, like a painkiller found in a sea snail?
It's all true! And so is this fact: Humans haven't seen 99.999% of the deep sea floor.
With this comic, we explore some of the cool things scientists do know about the ocean and what dwells inside of it.
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Angela Hsieh for NPR /
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This comic was written and illustrated by Angela Hsieh, based on reporting from Berly McCoy. It was art directed by Emily Bogle and edited by Rebecca Ramirez.
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