Lake Superior is still polluted and sending us a message.
7:17
Added: 2 years ago
From: MichiganTech
Views: 1,546
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  • This is an eye opener!

    

    cjYooper 1 month ago

  • I wish this video had more views. I just finished reading this book and it was amazing. it really opened my eyes. You've changed me, and hopefully I can influence others. I'm also pursuing a degree in chemical engineering.

    newspapertux 1 year ago

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