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water chemistry
within 25 miles
Jul 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 Marinestemcarbon monoxidewinterequitycitizen scienceandroidsmartphone applicationclimate changehikingair pollutionair qualitydatabaseautumnclimateexperimentweather dataparticulate mattercommunity-based monitoringbicyclingoutdoorsenvironmentdataglobal warmingec2020mobile applicationappairclimate monitoringnaturespringinvestigationusasummeriphoneair quality indexgirl scoutsscienceair pollution monitoringcarbon dioxideenvironmental justiceweather
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