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within 25 miles
Jun 19, 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 Marinespringair quality indexexperimentcommunity-based monitoringclimate changeairglobal warmingair pollution monitoringstemec2020databaseclimatecarbon dioxidewinterequityhikingparticulate matterenvironmental justiceinvestigationweather dataandroidsciencedataclimate monitoringcitizen sciencebicyclinggirl scoutsenvironmentweatherair qualityusamobile applicationiphoneoutdoorssummercarbon monoxideair pollutionautumnsmartphone applicationappnature

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologyenvironmenttreegreat britaingreat britianmaptreesmappingecologukecology
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