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water chemistry
within 25 miles
Jan 21, 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 Marinesciencehikingcarbon monoxidenaturewinterair quality indexexperimentgirl scoutsweather dataweatherclimate monitoringautumnairparticulate mattersmartphone applicationec2020investigationenvironmentclimate changemobile applicationair qualitycitizen scienceair pollution monitoringequityappenvironmental justicesummerspringdatabaseair pollutiondatastemclimatecarbon dioxideusaglobal warmingandroidcommunity-based monitoringoutdoorsbicyclingiphone
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