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water chemistry
within 25 miles
Feb 2, 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!

  • Ongoing
Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marinecarbon monoxideairiphoneusagirl scoutsappsmartphone applicationcitizen scienceautumnmobile applicationcommunity-based monitoringclimate monitoringwinterexperimentclimate changecarbon dioxideandroidair qualityspringstemenvironmental justicescienceoutdoorsdatabasenaturesummerec2020equityinvestigationweather dataenvironmentglobal warmingparticulate matterair pollution monitoringhikingclimatedataweatherair quality indexair pollutionbicycling
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