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within 25 miles
Feb 13, 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 Marinecommunity-based monitoringairiphonegirl scoutsbicyclingappweather datacarbon dioxideclimate changesciencesmartphone applicationair pollution monitoringglobal warmingec2020investigationenvironmental justicemobile applicationclimate monitoringandroidparticulate matterequityair quality indexcitizen scienceclimateair pollutionhikingoutdoorsair qualitydatabaseenvironmentusastemsummerautumncarbon monoxideweatherdataspringwinternatureexperiment

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologytreesukenvironmentgreat britaintreemapecologygreat britianecologmapping
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