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within 25 miles
Oct 24, 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 Marineclimate changesummerglobal warmingwinterusaweathercommunity-based monitoringautumniphonemobile applicationair quality indexair pollutionexperimentair qualityparticulate mattersmartphone applicationclimateequityoutdoorsbicyclingairhikingdatabasespringgirl scoutsclimate monitoringcarbon monoxideappdatacarbon dioxideweather datainvestigationnatureair pollution monitoringscienceenvironmentec2020environmental justicecitizen scienceandroidstem

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologygreat britaintreeecologmappingmapukenvironmentecologytreesgreat britian
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