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within 25 miles
May 9, 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 Marineenvironmentclimate monitoringcommunity-based monitoringbicyclingappclimatesummerwinterexperimentec2020carbon dioxideequityair pollutionnaturehikingparticulate mattercitizen scienceairweatherspringmobile applicationusaoutdoorsstemair quality indexenvironmental justiceglobal warmingsmartphone applicationandroidweather datasciencecarbon monoxideinvestigationautumniphonegirl scoutsair pollution monitoringdatabaseclimate changeair qualitydata

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologyecologytreeuktreesgreat britainecologenvironmentmappingmapgreat britian
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