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water chemistry
within 25 miles
Jan 16, 2026
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 Marineoutdoorsgirl scoutsmobile applicationhikinginvestigationautumnenvironmentequityair quality indexglobal warmingclimate monitoringusaiphoneaircommunity-based monitoringec2020naturesummerdatadatabaseweathercarbon dioxidecarbon monoxidebicyclingsmartphone applicationstemwinterspringexperimentair qualityscienceappenvironmental justiceclimatecitizen scienceparticulate matterair pollutionandroidclimate changeweather dataair pollution monitoring
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