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hike
within 25 miles
Apr 14, 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 Marineweather datacitizen scienceair pollution monitoringclimateinvestigationusasmartphone applicationoutdoorsec2020scienceautumnglobal warminggirl scoutsair pollutionclimate monitoringnaturestemenvironmental justicemobile applicationdatacommunity-based monitoringclimate changeapphikingexperimentwintersummerair quality indexdatabasebicyclingcarbon monoxidecarbon dioxideequityair qualityandroidairiphonespringparticulate matterweatherenvironment
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