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I brought an air quality monitor to a Rhode Island State House committee hearing and watched the CO₂ hit 6,000 ppm — the worst air quality I have ever personally measured. Here’s what that means for infection risk, and the model I built to show it.
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The Colorado River crisis isn’t about individual consumption — it’s about agricultural water use, which accounts for nearly 74% of the river’s direct human demand. Let’s stop talking about showers and start talking about farming.
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I’m at the Ethereum World’s Fair, one of the largest gatherings for blockchain and crypto experts and developers. As 15,000 people descend in Buenos Aires, I definitely feel like an outsider. I’m not a blockchain expert or computer science pro. I’m a scientist deep in the world of public health and pandemic prevention. Why did I come to Buenos Aires? I came to share why crypto experts should care about clean indoor air.