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within 25 miles
Apr 29, 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 Marineexperimentcitizen scienceautumngirl scoutsenvironmental justiceglobal warmingstemoutdoorsiphoneappequityair pollutionec2020dataairmobile applicationair pollution monitoringbicyclinghikingclimate changedatabaseusacommunity-based monitoringsummernatureweatherinvestigationclimate monitoringwinterair qualityandroidenvironmentair quality indexcarbon dioxideweather datasciencesmartphone applicationparticulate matterspringcarbon monoxideclimate
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