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within 25 miles
Apr 3, 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 Marineappstemsciencemobile applicationnatureair pollutionhikingweather datadataenvironmentclimate changeautumnenvironmental justiceclimate monitoringandroidbicyclingsummeroutdoorswintersmartphone applicationparticulate matterclimateec2020equityiphonecarbon dioxideglobal warmingusacommunity-based monitoringair pollution monitoringdatabasespringair qualitycarbon monoxideinvestigationair quality indexcitizen sciencegirl scoutsweatherexperimentair

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologyukgreat britainecologymappinggreat britiantreesenvironmentecologmaptree
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