We're in beta! If you find a bug or have feedback, let us know in our issue tracker.

Search Opportunities
hiking
within 25 miles
May 7, 2026
67 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!

  • Ongoing
Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marinecommunity-based monitoringairdatabaseenvironmentappinvestigationair pollutionair quality indexec2020equitycitizen sciencesmartphone applicationiphoneair pollution monitoringbicyclingautumnclimatesciencenatureweather dataenvironmental justiceusaclimate changemobile applicationweathercarbon monoxidewinterclimate monitoringparticulate matterexperimentcarbon dioxideglobal warmingoutdoorsandroidsummerhikingair qualitygirl scoutsstemspringdata
12345…

Share Your Results

Share the list by copying the link below

Copy Link