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within 25 miles
May 14, 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 Marinedatabaseclimate monitoringoutdoorsequityair pollutionair quality indexcitizen sciencebicyclingparticulate matteriphoneairautumnhikingcarbon dioxideinvestigationscienceair qualitysummerenvironmental justiceair pollution monitoringexperimentusacommunity-based monitoringglobal warmingsmartphone applicationclimate changewinterec2020stemnatureclimategirl scoutsweatherweather dataspringenvironmentappmobile applicationcarbon monoxidedataandroid

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologygreat britiangreat britainukecologyecologenvironmenttreesmaptreemapping
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