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Science & Medicine

Saving Monarch Butterflies

Science Underground by Ainissa Ramirez

May 1, 201602:01Science & Medicine

Twenty years ago, there were a billion monarch butterflies. Now, there are less than 10 percent of them left. Their disappearance is linked to a weed.

About This Episode

Saving Monarch Butterflies is an episode from Science Underground by Ainissa Ramirez. Twenty years ago, there were a billion monarch butterflies. Now, there are less than 10 percent of them left. Their disappearance is linked to a weed. The...

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Published May 1, 2016, 02:01 long, audio available.

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