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within 25 miles
Feb 7, 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 Marineweather dataenvironmentcitizen scienceautumnair pollutionandroidcarbon dioxideinvestigationweathercarbon monoxideexperimentenvironmental justiceec2020summeroutdoorsbicyclingspringsmartphone applicationnatureiphoneairparticulate mattergirl scoutsusacommunity-based monitoringair pollution monitoringappclimatedatabaseclimate changeair qualityglobal warmingmobile applicationdatahikingwinterclimate monitoringair quality indexscienceequitystem

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologymapecologyukenvironmentecologmappinggreat britiangreat britaintreetrees
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