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water chemistry
within 25 miles
May 14, 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 Marinecarbon dioxidedatabasehikingoutdoorsspringenvironmental justicecommunity-based monitoringairair qualitycarbon monoxideenvironmentequityec2020scienceglobal warminginvestigationmobile applicationusaair pollutionappclimatestemcitizen sciencesummerdataweatherweather dataiphoneclimate changenatureexperimentair quality indexair pollution monitoringautumnbicyclingclimate monitoringparticulate mattersmartphone applicationwintergirl scoutsandroid
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