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water chemistry
within 25 miles
Jun 30, 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 Marinewintercommunity-based monitoringglobal warmingbicyclingenvironmentclimate monitoringec2020androidusadataautumniphoneair pollution monitoringclimateweathercarbon monoxidegirl scoutssummerair pollutionscienceinvestigationequitycitizen scienceappexperimentmobile applicationoutdoorsclimate changeairair qualitycarbon dioxidehikingspringstemenvironmental justiceweather datanaturedatabasesmartphone applicationair quality indexparticulate matter
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