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Very happy to report rapid growth of @theRavenApp's CO2 map! 450 new users in the last 2 days, and lots of new readings across Canada, the US, Australia, NZ and Costa Rica!
Check it out at ravenapp.org/cleanair
#CovidCO2 #CO2Warriors #CO2Guerillas Image
More than 120 locations have been added to the map now, and already we are seeing insights that already show serious issues that need to be addressed. For instance... Image
Readings taken in Toronto's transit system show consistently high CO2 levels in subway and streetcars. Are these vehicles using HEPA filters? Without masks, viral spread is more likely to riders. Image
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