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within 25 miles
Sep 26, 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 Marineiphoneweathercommunity-based monitoringair pollution monitoringair pollutionglobal warmingenvironmentcarbon dioxidedatabaseequityparticulate mattersciencespringenvironmental justiceweather dataairgirl scoutsbicyclingclimatestemhikingclimate monitoringusaoutdoorsappair quality indexsmartphone applicationcitizen scienceec2020investigationwinterdatamobile applicationexperimentcarbon monoxidenatureclimate changeandroidautumnair qualitysummer

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologyenvironmentmapgreat britaingreat britianmappingtreeukecologyecologtrees
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