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water chemistry
within 25 miles
Dec 20, 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 Marineweatherec2020carbon dioxideequityexperimentsmartphone applicationusabicyclingcitizen sciencecommunity-based monitoringhikingwintermobile applicationair pollution monitoringweather dataenvironmentenvironmental justiceinvestigationclimate monitoringappsciencestemspringglobal warmingair pollutionairair quality indexcarbon monoxideiphonedatabaseclimate changeoutdoorsclimategirl scoutsnatureparticulate matterandroidautumndatasummerair quality
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