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water quality
within 25 miles
Nov 13, 2026
138 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!

  • Ongoing
Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marinescienceenvironmentair pollutionusacarbon dioxidenatureinvestigationcarbon monoxidespringaircommunity-based monitoringwinterenvironmental justicesummerweatherclimate changeequitydatabaseweather dataiphonedatastemair pollution monitoringec2020smartphone applicationandroidbicyclinggirl scoutsmobile applicationexperimentair qualityautumnoutdoorsclimateair quality indexappglobal warmingclimate monitoringparticulate matterhikingcitizen science
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