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
Jul 25, 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 Marinescienceweather datacitizen scienceautumnappair quality indexairair qualityoutdoorscommunity-based monitoringcarbon monoxidewinterusasummerspringmobile applicationweatherinvestigationsmartphone applicationexperimentandroiddatabasedataclimate monitoringstemair pollutionnaturehikingec2020environmental justicegirl scoutsparticulate matterair pollution monitoringequityenvironmentiphoneglobal warmingcarbon dioxideclimate changebicyclingclimate

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologyenvironmentmappinggreat britaintreeecologygreat britianuktreesecologmap
1

Share Your Results

Share the list by copying the link below

Copy Link