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water chemistry
within 25 miles
Jan 24, 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 Marinewinterclimateinvestigationoutdoorscarbon monoxidebicyclingglobal warmingautumnexperimentiphoneusacommunity-based monitoringnaturegirl scoutsaircitizen scienceappclimate monitoringcarbon dioxideair pollution monitoringspringair qualityweatherdatabasescienceclimate changeenvironmental justiceec2020androidsummerweather dataenvironmenthikingstemmobile applicationsmartphone applicationair quality indexequityair pollutiondataparticulate matter
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