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water chemistry
within 25 miles
Jan 20, 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!

  • Ongoing
Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marinesmartphone applicationair pollution monitoringair quality indexcommunity-based monitoringclimategirl scoutscarbon dioxidestemenvironmental justicesummerhikingequityair pollutionweather datascienceandroiddatabaseparticulate matterenvironmentusaspringglobal warmingdataec2020airair qualityclimate changeexperimentautumnbicyclingcarbon monoxideinvestigationoutdoorsnatureiphoneappwinterclimate monitoringmobile applicationcitizen scienceweather
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