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within 25 miles
Sep 17, 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 Marineoutdoorsair pollutioncommunity-based monitoringequitymobile applicationair qualitysummerdatabaseweatherexperimentandroidbicyclingglobal warmingstemsmartphone applicationusaair quality indexinvestigationparticulate matteriphonespringcarbon monoxidecitizen sciencecarbon dioxidewinterec2020autumnenvironmental justiceair pollution monitoringweather datanatureclimate monitoringsciencehikingclimatedataclimate changeenvironmentairappgirl scouts

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologytreegreat britianecologymapenvironmenttreesukmappinggreat britainecolog
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