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within 25 miles
Sep 24, 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 Marineenvironmental justiceinvestigationec2020scienceair pollutionair pollution monitoringsmartphone applicationparticulate matterwinternaturespringequitybicyclingstemairandroidiphoneappsummerexperimentusadataair qualityclimate changeoutdoorscommunity-based monitoringcitizen scienceweathermobile applicationcarbon dioxidecarbon monoxideglobal warmingclimate monitoringdatabasegirl scoutsenvironmentautumnair quality indexclimatehikingweather data

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologyenvironmentecologgreat britiantreesmapukecologymappinggreat britaintree
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