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water chemistry
within 25 miles
Apr 11, 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!

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Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marineoutdoorsweatherappclimatescienceair quality indexenvironmental justiceequityexperimentcitizen scienceinvestigationwinterdatagirl scoutsec2020global warmingnatureair qualitymobile applicationweather dataclimate monitoringcommunity-based monitoringair pollution monitoringclimate changecarbon dioxideenvironmentsmartphone applicationbicyclingair pollutionsummerspringdatabaseiphoneusahikingautumnandroidparticulate matterstemaircarbon monoxide
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