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water chemistry
within 25 miles
Oct 1, 2026
68 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 Marinecitizen sciencedatascienceiphonecarbon dioxidecarbon monoxideweather datagirl scoutsstemglobal warmingair pollution monitoringmobile applicationandroidspringclimateairexperimentparticulate mattersummerair pollutionwinterenvironmentusacommunity-based monitoringautumninvestigationsmartphone applicationbicyclingnatureair quality indexequityec2020climate monitoringdatabaseair qualityoutdoorsenvironmental justiceappclimate changehikingweather
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