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within 25 miles
May 22, 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 Marineiphoneoutdoorsair qualityhikingappandroidec2020girl scoutsdatabaseclimate changenatureinvestigationequityair pollution monitoringexperimentenvironmental justiceair pollutionaircarbon dioxideweatherusastemcarbon monoxidespringweather dataglobal warmingwinterparticulate mattermobile applicationsmartphone applicationdataclimateair quality indexcommunity-based monitoringenvironmentbicyclingsummerclimate monitoringsciencecitizen scienceautumn

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologytreeenvironmentecologyecologukmappingtreesgreat britianmapgreat britain
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