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water chemistry
within 25 miles
Dec 10, 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 Marinemobile applicationair pollutionhikinginvestigationbicyclingenvironmentenvironmental justiceclimate monitoringiphonedatabasestemgirl scoutsnaturecitizen scienceweathersmartphone applicationclimateglobal warmingec2020scienceair quality indexsummerautumnair qualityandroidair pollution monitoringoutdoorswintercommunity-based monitoringcarbon dioxideequityexperimentweather datacarbon monoxideairdataappusaclimate changeparticulate matterspring
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