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within 25 miles
Aug 23, 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 Marineautumncarbon dioxidewinterspringweather datasummerparticulate matteriphoneenvironmental justiceglobal warmingec2020usaairair pollutionhikingnatureappclimate changeoutdoorsstemair qualitydatadatabasemobile applicationclimate monitoringandroidclimateweatherenvironmentsmartphone applicationair pollution monitoringcarbon monoxideair quality indexinvestigationcitizen sciencegirl scoutssciencecommunity-based monitoringbicyclingexperimentequity

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologytreegreat britianmappinguktreesmapecologygreat britainenvironmentecolog
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