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water chemistry
within 25 miles
Mar 20, 2026
69 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 Marinesummercommunity-based monitoringandroidiphoneclimategirl scoutsaircitizen scienceenvironmental justicenatureappwinterusaweathersmartphone applicationparticulate matterbicyclingmobile applicationautumninvestigationair quality indexglobal warmingstemweather dataec2020carbon monoxidecarbon dioxideair pollutionenvironmentclimate monitoringhikingdatabaseclimate changedatasciencespringequityair qualityexperimentair pollution monitoringoutdoors
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