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within 25 miles
Nov 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 Marineclimateusaandroidparticulate matterair qualitycitizen sciencecarbon dioxideiphonecommunity-based monitoringenvironmentstemgirl scoutssmartphone applicationinvestigationenvironmental justiceair pollutionspringweatherec2020climate changescienceairappautumnair pollution monitoringsummerclimate monitoringcarbon monoxidedataequityexperimentweather datamobile applicationwinterglobal warmingnaturehikingoutdoorsbicyclingair quality indexdatabase

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceComputers & TechnologyNature & OutdoorsEcology & Environmentgreat britainukenvironmentmappinggreat britianmapecologecologytreetrees
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