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water chemistry
within 25 miles
Jul 18, 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 Marinehikingexperimentair pollutionairair qualitycarbon dioxideequityenvironmentnatureclimate monitoringweatherappec2020scienceweather datasmartphone applicationandroidparticulate matterusaclimateglobal warmingcarbon monoxideoutdoorsgirl scoutscitizen sciencewinterdatabaseair pollution monitoringspringiphoneclimate changeautumncommunity-based monitoringstemsummermobile applicationinvestigationenvironmental justiceair quality indexdatabicycling
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