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hiking
within 25 miles
Apr 17, 2026
176 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 Marineclimateparticulate matterair quality indexair qualityexperimentnaturesummerinvestigationec2020environmental justiceappdatabaseclimate changeclimate monitoringweather datadataoutdoorsweathermobile applicationcarbon dioxidecitizen sciencewinterandroidiphonecommunity-based monitoringautumncarbon monoxidespringstemequityair pollution monitoringglobal warmingusaairbicyclinghikingenvironmentsmartphone applicationair pollutiongirl scoutsscience
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