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water chemistry
within 25 miles
Dec 1, 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!

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Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marineequityglobal warmingscienceinvestigationclimateappparticulate mattercitizen sciencewinterenvironmental justiceautumnstemair quality indexmobile applicationcommunity-based monitoringgirl scoutsec2020natureairiphoneoutdoorsspringexperimentair qualityweather dataenvironmentweatherdatabaseclimate monitoringusaclimate changeair pollution monitoringsmartphone applicationcarbon dioxidebicyclingair pollutionhikingandroidsummerdatacarbon monoxide
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