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within 25 miles
May 12, 2026
9 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 Marineclimate monitoringcarbon dioxidebicyclingscienceair quality indexandroidoutdoorsexperimentgirl scoutsair qualitycommunity-based monitoringappwinterec2020hikingairequityparticulate matterdatabaseweatherenvironmentiphonestemweather dataclimate changedatacarbon monoxideautumnglobal warminginvestigationusaair pollutionsummercitizen scienceenvironmental justicenaturemobile applicationair pollution monitoringclimatesmartphone applicationspring

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologyecologtreeenvironmentgreat britiantreesmappinggreat britainecologyukmap
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