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water chemistry
within 25 miles
May 28, 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 Marinedatabaseoutdoorsweatheraircitizen scienceair pollution monitoringequityclimateautumnsciencenaturecarbon dioxidecarbon monoxideexperimentwinterglobal warminggirl scoutsair qualitycommunity-based monitoringhikingiphoneweather dataparticulate matterinvestigationusaair pollutionenvironmental justiceenvironmentdataclimate monitoringair quality indexandroidsmartphone applicationec2020mobile applicationclimate changebicyclingappstemsummerspring
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