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 18, 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 Marineoutdoorssmartphone applicationclimate monitoringinvestigationparticulate mattercarbon monoxidedatagirl scoutsexperimentcarbon dioxidebicyclingair quality indexdatabasecitizen scienceair qualityappequityec2020mobile applicationnaturecommunity-based monitoringclimatestemairenvironmentandroidweatherweather datausaair pollution monitoringhikingscienceglobal warmingsummerautumniphoneenvironmental justiceair pollutionclimate changewinterspring

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologytreesmapenvironmentecologyecologgreat britianukgreat britainmappingtree
1

Share Your Results

Share the list by copying the link below

Copy Link