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water chemistry
within 25 miles
May 6, 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 Marineusaoutdoorsair pollutionparticulate matterdatabicyclingclimate changeenvironmentmobile applicationweathergirl scoutsspringsmartphone applicationequityairstemnaturedatabaseappexperimentandroidscienceair qualitycitizen scienceinvestigationclimate monitoringenvironmental justiceiphoneautumnec2020carbon dioxidehikingcarbon monoxideweather datawinterclimateair pollution monitoringcommunity-based monitoringsummerair quality indexglobal warming
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