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water chemistry
within 25 miles
Jul 17, 2026
70 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 Marinecommunity-based monitoringstemenvironmentair quality indexairclimate changeclimateequitysmartphone applicationautumnoutdoorsspringweather datadataglobal warmingcarbon dioxideair pollution monitoringusawinterparticulate matterair pollutioncarbon monoxideexperimentec2020iphonehikingsciencenatureair qualitybicyclingappandroidsummerinvestigationenvironmental justicemobile applicationclimate monitoringdatabasegirl scoutscitizen scienceweather
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