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within 25 miles
Apr 23, 2026
10 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 Marineairparticulate matterstemexperimentandroidautumniphonegirl scoutscommunity-based monitoringwintercitizen scienceinvestigationec2020climate changeweathersummerenvironmental justicecarbon dioxideusahikingsciencebicyclingdatanaturespringequityair pollutionair qualityappmobile applicationclimate monitoringclimatedatabasesmartphone applicationoutdoorsglobal warmingenvironmentair quality indexair pollution monitoringweather datacarbon monoxide

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologymapenvironmentgreat britiangreat britainecologecologyuktreesmappingtree
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