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hiking
within 25 miles
Nov 10, 2026
45 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 Marinedatasciencecarbon monoxideparticulate matterair qualityairair quality indexglobal warmingnatureclimate monitoringinvestigationcarbon dioxideweather datasmartphone applicationwinterair pollution monitoringspringcommunity-based monitoringenvironmenthikingclimate changeappclimateusasummerbicyclingequityair pollutionec2020iphonestemoutdoorsenvironmental justicedatabasegirl scoutscitizen scienceautumnmobile applicationandroidexperimentweather

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