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on a hike
within 25 miles
Jul 8, 2025
168 opportunities found! use fewer search filter criteria to find more opportunities

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 Marineair pollution monitoringbicyclingappspringclimateiphoneclimate monitoringhikinggirl scoutsglobal warmingair pollutionec2020environmentair qualityclimate changeinvestigationscienceusastemmobile applicationandroidaircarbon monoxidesummercommunity-based monitoringwinterexperimentweathercarbon dioxideoutdoorsequityautumnnatureparticulate mattersmartphone applicationcitizen scienceenvironmental justicedatabaseair quality indexdataweather data
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