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water chemistry
within 25 miles
Jan 26, 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 Marineandroidnatureiphonecarbon dioxidecarbon monoxidedatabaseequityclimate monitoringusaair pollutiongirl scoutsautumnclimatewinterglobal warmingspringcitizen scienceweather dataappair qualityscienceec2020climate changemobile applicationair pollution monitoringinvestigationparticulate matterair quality indexsummerbicyclingcommunity-based monitoringenvironmental justiceoutdoorssmartphone applicationenvironmentstemairexperimenthikingdataweather
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