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water chemistry
within 25 miles
May 12, 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 Marineautumnclimate monitoringequityiphonegirl scoutsexperimentcitizen sciencecarbon monoxidecarbon dioxideinvestigationspringair pollution monitoringenvironmental justicedataclimate changenaturebicyclingstemec2020particulate mattersummerglobal warmingoutdoorsmobile applicationusadatabasecommunity-based monitoringair pollutionclimateairenvironmentair qualityscienceair quality indexhikingweatherandroidweather datasmartphone applicationappwinter
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