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7 trillion tiny pieces of plastic wash into the San Francisco Bay every year!


After 3 intense years of researching
microplastics in the SF Bay, the results are in!
Find out how many pieces of plastic are
floating in the SF Bay & their most likely sources.



Our Mission:

empowering action against the global health crisis
of plastic pollution through science, education, and adventure 


Join scientists, policy makers, and change leaders using data-driven recommendations to find solutions to microplastic pollution. Get actionable scientific information, tools, and recommendations based on a three year, first-of-its-kind, comprehensive regional study of microplastic pollution of the San Francisco Bay here!


become an Ambassador

We have over 1000 Ambassadors all over the world! These are the true champions of the plastic pollution movement. Becoming an Ambassador gives you access to others who are taking action just like you. We are gearing up for an exciting new project that Ambassador will take the lead on, so get involved today!

join a TrashBlitz

We’ve travelled all the world’s oceans in search of plastic for 10 years. Now, we invite the community to journey with us onto land as we update our estimate of plastic pollution worldwide. We've developed a mobile-first web app to track pollution in your neighborhood! Start your TrashBlitz today!