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water chemistry
within 25 miles
Jun 11, 2026
71 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 qualitycarbon monoxideiphonedatadatabaseglobal warmingclimategirl scoutswinterstemairappspringenvironmenthikingclimate changeclimate monitoringec2020air pollution monitoringair pollutionmobile applicationparticulate matternaturecommunity-based monitoringbicyclingsummerair quality indexweather dataenvironmental justiceexperimentscienceweathersmartphone applicationusaautumnequityinvestigationcarbon dioxidecitizen scienceoutdoorsandroid
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