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water chemistry
within 25 miles
Dec 15, 2025
68 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 monitoringhikingairspringcitizen scienceglobal warmingenvironmentsciencebicyclingclimatedatabaseweather dataweathernaturegirl scoutsstemparticulate matterwintersmartphone applicationexperimentair qualityequityair pollution monitoringandroidmobile applicationenvironmental justiceclimate monitoringappec2020dataiphoneinvestigationcarbon monoxideclimate changeautumnoutdoorsusaair quality indexsummerair pollutioncarbon dioxide
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