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water chemistry
within 25 miles
Nov 25, 2025
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 Marineec2020air pollutionair quality indexparticulate matterdatacommunity-based monitoringcitizen sciencesmartphone applicationhikingappenvironmental justiceenvironmentclimate changeweatherwinterspringglobal warmingbicyclingexperimentweather dataandroidcarbon dioxideair pollution monitoringoutdoorsstemsummerequitydatabasescienceclimate monitoringiphonecarbon monoxidemobile applicationinvestigationairgirl scoutsautumnair qualityusaclimatenature
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