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hiking
within 25 miles
May 7, 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 Marinescienceair pollution monitoringcarbon dioxideec2020stemwinterenvironmental justicehikingsummercommunity-based monitoringinvestigationglobal warmingdataair pollutionenvironmentweatherautumnparticulate matterbicyclingmobile applicationspringequityiphonecitizen scienceappclimateweather dataair qualitygirl scoutsdatabasesmartphone applicationexperimentcarbon monoxideoutdoorsandroidnatureclimate monitoringusaairclimate changeair quality index
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