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water chemistry
within 25 miles
Jan 27, 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 Marineiphonecitizen scienceusaparticulate matterappoutdoorsweathercommunity-based monitoringair pollution monitoringmobile applicationweather dataair quality indexair qualitybicyclingstemclimate monitoringdatanaturecarbon monoxideair pollutionandroidscienceairequitysummerglobal warmingec2020girl scoutsclimateenvironmentdatabaseexperimentclimate changewintercarbon dioxidespringhikingautumninvestigationenvironmental justicesmartphone application
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