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on a hike
within 25 miles
May 10, 2026
57 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 Marineautumnair pollutionweatherair qualitydataoutdoorscarbon monoxideexperimentmobile applicationdatabasespringenvironmental justiceusaglobal warminghikingclimategirl scoutswintercarbon dioxidebicyclingsummerappair quality indexairnatureparticulate matterair pollution monitoringclimate monitoringequityweather dataec2020investigationclimate changesciencecitizen scienceandroidenvironmentiphonestemcommunity-based monitoringsmartphone application
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