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within 25 miles
Nov 12, 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 Marinesummerair pollutionwinterglobal warmingair qualityappweatherhikinginvestigationenvironmentclimate changedataair pollution monitoringiphoneusaec2020outdoorsclimatespringairexperimentautumnbicyclingandroidweather dataparticulate matterscienceclimate monitoringenvironmental justicemobile applicationcarbon dioxidestemcarbon monoxidedatabasegirl scoutsair quality indexnaturecommunity-based monitoringsmartphone applicationequitycitizen science

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceComputers & TechnologyNature & OutdoorsEcology & Environmenttreesmappinggreat britianenvironmentecologygreat britainmapuktreeecolog
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