We're in beta! If you find a bug or have feedback, let us know in our issue tracker.

Search Opportunities
co2
within 25 miles
Jan 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 Marineclimate monitoringec2020particulate matterairglobal warmingcarbon monoxidecitizen scienceweather databicyclingappoutdoorsair pollutionnatureair pollution monitoringdatabasecommunity-based monitoringhikingstemspringair quality indexmobile applicationexperimentclimate changeequitysmartphone applicationweatheriphoneandroidair qualitycarbon dioxideusadataclimategirl scoutsinvestigationautumnsummerenvironmentsciencewinterenvironmental justice

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologyenvironmentmappingtreetreesgreat britainecologgreat britianukmapecology
1

Share Your Results

Share the list by copying the link below

Copy Link