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#CrowdCloudLIVE After each episode's WORLD premiere in April, show host, producer, and people seen on the show participated in post-premiere roundtable discussions. Viewers like you listened in, asked questions, and were able to dive deeper into the power of Citizen Science.

Watch the recorded Facebook Live events now. Discover more about how Citizen Science is revolutionizing the ways we gather, analyze, and utilize the data that fuels scientific research, discovery, and community action.

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Sara Wylie and H2S Sensors

Northeastern University professor Sara Wylie is a co-founder of Public Lab, a project profiled in episode 1. In this video she describes the need for low-cost tools to sample air quality, specifically hydrogen sulfide, H2S, and her motivation - a healthier environment for all.