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on a hike
within 25 miles
Apr 1, 2026
110 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 Marineclimate monitoringdatabasebicyclingspringair pollution monitoringclimateenvironmentec2020datascienceweathermobile applicationair qualityexperimentenvironmental justiceequityusagirl scoutsairsmartphone applicationcarbon monoxideweather datanatureoutdoorsandroidcommunity-based monitoringglobal warmingiphonehikingsummerappcitizen scienceautumninvestigationwintercarbon dioxideair quality indexstemparticulate matterair pollutionclimate change
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