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water chemistry
within 25 miles
Apr 13, 2026
69 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 Marineusaspringglobal warmingdatamobile applicationclimate monitoringinvestigationdatabasewinterenvironmental justicegirl scoutsenvironmentbicyclingcarbon monoxidesummerair pollutionclimate changeandroidweatherautumnparticulate matternatureair qualityair pollution monitoringcitizen scienceec2020carbon dioxideclimateequityweather datastemoutdoorsiphoneexperimentairsmartphone applicationair quality indexhikingscienceappcommunity-based monitoring
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