Ocean Acidification: Where will all the seashells go?

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Uploaded by on May 12, 2011

OLD - please see HD repost of this video at
http://youtu.be/HJa9nwAkUNg

More than a hundred thousand marine species build their bodies using calcium carbonate, including snails, oysters, sea stars, coral, and plenty of planktonic animals. This incredible diversity of life evolved over millions of years, as animals figured out ways to pull calcium and carbonate ions from the water to build shells and skeletons so robust that they remain intact long after the animals perish. But all of this is changing. Our addiction to fossil fuels and the billions of tons of carbon dioxide we're pumping into the atmosphere each year may be undoing millions of years of evolution in a geological blink of time.

Join me as I talk with ocean acidification experts about the uncertain future of our oceans.

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Uploader Comments (cassandrabrooks222)

  • Thanks witsendnj, for letting me know about the embedding problem - fixed now!

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  • Great! Just found it again and I'm embedding it now!

  • Why did you disable embedding?  Don't you want more people to understand this problem??

  • Well done!

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