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water chemistry
within 25 miles
Jul 21, 2026
70 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 Marineiphoneair qualitycommunity-based monitoringair pollution monitoringenvironmentbicyclingscienceec2020hikingexperimentoutdoorsclimateautumngirl scoutsequityinvestigationwinterweather dataglobal warmingappusaclimate monitoringairsummercitizen scienceandroidspringair quality indexsmartphone applicationdatabaseclimate changemobile applicationweathercarbon monoxideenvironmental justicenatureair pollutiondataparticulate mattercarbon dioxidestem
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