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water chemistry
within 25 miles
Feb 26, 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 Marineexperimentcommunity-based monitoringstemoutdoorsair quality indexcitizen scienceenvironmenthikingappairbicyclingclimateweather datagirl scoutsscienceair qualitysummeriphoneclimate monitoringequitycarbon dioxidewinterair pollutionspringautumndataec2020androidinvestigationsmartphone applicationnaturedatabaseclimate changeusaweatherglobal warmingmobile applicationenvironmental justiceparticulate mattercarbon monoxideair pollution monitoring
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