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What Is the Black Plague… And Should You Be Worried? | PBS Gross Science Video

December 25, 2018
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In 2015 Yosemite National Park shut down two campgrounds due to the plague. Should you be worried?

This is an installment of the PBS – Gross Science series. If no film or link appears in this email, go to the blog to view it by clicking on the blog title above. If the film stops & starts in an annoying manner, press pause (lower left double bars ||) to let it buffer and get ahead of you.  [Chuck Almdale]

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