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within 25 miles
May 1, 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 Marineappoutdoorsspringcommunity-based monitoringbicyclingclimate changeglobal warminginvestigationcarbon dioxidewintersmartphone applicationiphonecitizen scienceusagirl scoutsair qualityparticulate matterscienceenvironmentnatureautumnhikingstemenvironmental justicedataec2020experimentweather dataair pollutionair pollution monitoringweathermobile applicationclimatesummerclimate monitoringcarbon monoxideequityandroidair quality indexdatabaseair

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologytreesecologgreat britianmapenvironmenttreeecologyukgreat britainmapping
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