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water chemistry
within 25 miles
Mar 5, 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 Marineusaairair pollution monitoringweather dataiphonenaturehikingclimate changescienceappdatabaseair pollutiondatamobile applicationclimate monitoringcarbon dioxidespringautumnsummercarbon monoxideenvironmental justiceandroidglobal warmingclimatestemoutdoorssmartphone applicationwinterparticulate matterexperimentenvironmentinvestigationec2020citizen scienceair quality indexgirl scoutsbicyclingcommunity-based monitoringequityair qualityweather
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