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monitoring data
within 25 miles
Nov 29, 2025
196 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 Marineiphonewinterexperimentcommunity-based monitoringstemglobal warmingair qualitysmartphone applicationsciencecitizen scienceenvironmentclimate monitoringnatureairoutdoorsappandroidcarbon monoxidecarbon dioxideparticulate matterhikingmobile applicationusagirl scoutssummerdataclimate changeinvestigationair quality indexclimateequityec2020air pollution monitoringweatherenvironmental justiceair pollutiondatabaseautumnweather dataspringbicycling
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