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hiking
within 25 miles
Jul 6, 2025
182 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 Marineparticulate mattersummerenvironmental justiceenvironmentcitizen sciencecommunity-based monitoringmobile applicationbicyclingdatabasecarbon dioxidespringiphoneweather dataweatherexperimentclimate monitoringscienceequitysmartphone applicationaircarbon monoxideglobal warmingautumninvestigationandroidair pollution monitoringgirl scoutsusanatureair quality indexwinterec2020climate changehikingappstemdataair qualityclimateoutdoorsair pollution
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