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water chemistry
within 25 miles
Nov 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 Marineoutdoorsair quality indexglobal warmingexperimentusanatureec2020smartphone applicationhikingsummerclimate changeequityenvironmental justicemobile applicationair qualitybicyclingcarbon dioxidescienceandroidclimatecarbon monoxideairappweathergirl scoutsair pollution monitoringiphoneair pollutiondatabasewinterparticulate matterweather dataenvironmentdatacitizen scienceinvestigationspringstemcommunity-based monitoringclimate monitoringautumn
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