Math! Science! History!™

PODCAST TRANSCRIPTS Wel­come to Flash­cards Fri­days on MATH! SCIENCE! HISTORY!. I’m Gabrielle Bir­chak and today we’re tack­ling a sub­ject that’s both urgent and empow­er­ing. How each of us can play a part in con­serv­ing our oceans. The ocean cov­ers more than 70% of the earth­’s sur­face. It pro­duces over half of the oxy­gen we breathe and sup­ports a rich web

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