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within 25 miles
Mar 30, 2026
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2B Technologies, Inc.

AQTreks (AirQualityTreks)

Monitor air pollution levels and map air pollution around the US

Multiple locations, including yours!

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Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marinescienceweather datahikingec2020weathernatureair pollution monitoringairoutdoorsmobile applicationstemdatabaseautumnbicyclingcarbon dioxideparticulate mattersummeriphoneequityusaappwintergirl scoutsexperimentsmartphone applicationdatacarbon monoxideclimate changeclimate monitoringandroidair qualityenvironmental justiceenvironmentcommunity-based monitoringinvestigationspringglobal warmingair pollutionclimateair quality indexcitizen science
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