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within 25 miles
Jul 4, 2025
22 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!

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Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marineandroidclimate changecitizen sciencecarbon dioxideexperimentstemair pollutioniphoneair quality indexequityair qualityoutdoorsclimateinvestigationsummerspringcarbon monoxidesmartphone applicationappdatabicyclingenvironmental justicescienceweathercommunity-based monitoringmobile applicationgirl scoutsusaec2020databaseenvironmentnatureair pollution monitoringweather dataautumnclimate monitoringhikingglobal warmingwinterparticulate matterair

iNaturalist

iNaturalist

Share observations of biodiversity.

Anywhere
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Citizen ScienceEcology & EnvironmentBiologyNature & OutdoorsInsects & PollinatorsOcean Water MarineAnimalsec2020insect populationsmuseumiphonesummer reading 2021applibrarygirl scoutscsm-featuredandroidtop 22 in 2022top viewed 2021gardenbiodiversitynaturalistnaturetop2022

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