For those of you who want to compare how fuck the situation is with the wildfires here is a map https://waqi.info/. Source: 11 months ago

Https://waqi.info is a good site with historical data broken down by neighborhoods in Toronto. Source: 12 months ago

Ground sensor air quality map of the burn area https://waqi.info/#/c/40.887/-77.448/7z. - Source: Hacker News / 12 months ago

Global aqi project: Https://aqicn.org/ Https://waqi.info/ (Both links are by the same group). Source: 12 months ago

I have a premium membership and have been cycling the different sources to find AQI that aligns with what I'm seeing on waqi.info. Carrot says AQI is moderate while waqi says it's hazardous. I'm looking outside and the smog is everywhere, smoke is worse so I know which one is right. Do you have a fix to address this? Source: 12 months ago

Mila does not detect NO2. Consumer-grade NO2 detectors are rare. I saw someone on Twitter who said the only one he could find was this: https://getuhoo.com/. Source: over 1 year ago

I’ve been happy with this device and recently ordered a second one https://getuhoo.com it would work for your situation. TVOC and pm2.5 are the things you want to monitor mostly. Source: over 1 year ago

Have you tested other air quality sensors, if so have you tested the uHoo? https://getuhoo.com/. - Source: Hacker News / over 2 years ago

You can just open a window and circulate air in the home to lower CO2 levels. I use a uHoo sensor https://getuhoo.com/. - Source: Hacker News / over 2 years ago