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co2
within 25 miles
Aug 30, 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 Marineusaweathercarbon monoxideiphoneweather dataec2020sciencecitizen sciencedataexperimentwinteroutdoorshikingair pollution monitoringsmartphone applicationbicyclinginvestigationcarbon dioxideenvironmentair quality indexparticulate mattersummerautumnclimate monitoringair pollutionstemspringgirl scoutsdatabaseequitynatureairandroidenvironmental justiceappclimate changeclimatecommunity-based monitoringair qualityglobal warmingmobile application

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologyenvironmentmaptreeecologytreesecologgreat britainukgreat britianmapping
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