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water chemistry
within 25 miles
Feb 1, 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 Marineexperimentclimate changecitizen scienceenvironmentair quality indexweathersciencestemair qualitydataair pollution monitoringoutdoorsairspringweather datagirl scoutsiphonecommunity-based monitoringwinterusaclimate monitoringcarbon dioxidemobile applicationequityair pollutionclimateglobal warmingautumnbicyclingenvironmental justicehikinginvestigationsummerparticulate matternaturesmartphone applicationappcarbon monoxidedatabaseec2020android
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