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
May 1, 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 Marinecommunity-based monitoringclimate monitoringec2020winterparticulate matterair pollution monitoringenvironmental justicesummerclimate changespringmobile applicationiphoneglobal warmingweather datacarbon monoxidehikingusaautumnweatherstemair qualityaircarbon dioxidedatabaseclimateexperimentcitizen sciencenatureenvironmentsmartphone applicationappscienceandroidoutdoorsbicyclingair pollutioninvestigationgirl scoutsequitydataair quality index

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologyenvironmentukecologgreat britainmappingecologymaptreegreat britiantrees
1

Share Your Results

Share the list by copying the link below

Copy Link