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within 25 miles
May 9, 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 monitoringcarbon dioxidestemair pollution monitoringandroidmobile applicationappautumnwinterequityglobal warmingair pollutionoutdoorssummerec2020environmental justicecitizen scienceairusahikingclimatecarbon monoxidescienceenvironmentgirl scoutsdatabaseair qualitycommunity-based monitoringbicyclingweather datasmartphone applicationspringclimate changeair quality indexparticulate matternatureexperimentinvestigationdataweatheriphone

Treezilla

Map every tree in Britain

Multiple locations, including yours!

  • Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsComputers & Technologymappinggreat britaintreemapenvironmenttreesecologgreat britianecologyuk
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