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water chemistry
within 25 miles
Dec 23, 2025
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 Marinecitizen sciencecommunity-based monitoringgirl scoutsair qualityinvestigationexperimentairglobal warmingcarbon dioxidesummerparticulate matterspringautumnappair pollution monitoringcarbon monoxidescienceclimate monitoringbicyclingoutdoorswinteriphoneec2020naturehikingweather datastemweatherair pollutionair quality indexdataequitysmartphone applicationclimateclimate changeenvironmental justiceusamobile applicationandroidenvironmentdatabase
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