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water chemistry
within 25 miles
Feb 27, 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 Marineequityiphonegirl scoutsautumnair pollution monitoringinvestigationbicyclinghikingexperimentdatabaseenvironmental justicecommunity-based monitoringair pollutionmobile applicationnatureairstemparticulate matterclimate changeclimate monitoringandroidappspringwinterclimateair qualityscienceusaoutdoorscarbon dioxidesummerair quality indexweather dataec2020citizen scienceglobal warmingdataweathercarbon monoxidesmartphone applicationenvironment
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