Article: 7,500 Square Miles Of Pumice Floating In Pacific Is ‘Weirdest Thing I’ve Seen’

7,500 Square Miles Of Pumice Floating In Pacific Is ‘Weirdest Thing I’ve Seen’
http://www.npr.org/blogs/thetwo-way/2012/08/10/158577099/7-500-square-miles-of-pumice-floating-in-pacific-is-weirdest-thing-ive-seen

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