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water chemistry
within 25 miles
Oct 4, 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 Marinescienceequityweather dataenvironmentair pollutiondataclimate changecitizen sciencecommunity-based monitoringappoutdoorssummerglobal warmingsmartphone applicationbicyclingiphoneusaenvironmental justicespringclimate monitoringgirl scoutsnaturewinterair pollution monitoringair qualityec2020stemcarbon dioxidedatabaseparticulate matterautumnclimateair quality indexairandroidmobile applicationinvestigationhikingcarbon monoxideexperimentweather
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