crowd mapping

within 25 miles

Feb 3, 2026

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15 opportunities found! use fewer search filter criteria to find more opportunities

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21+ Only

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100

Participant Age Range Maximum

100

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Any Cost Free Only

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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 Marinecarbon monoxideandroidsmartphone applicationclimateinvestigationbicyclingclimate changemobile applicationair qualityappstemdatabaseairclimate monitoringcitizen sciencewinterair pollutionexperimentnaturecommunity-based monitoringspringdatasummercarbon dioxideusaglobal warmingweatherair quality indexenvironmental justicegirl scoutshikingparticulate matterautumniphoneair pollution monitoringenvironmentscienceweather dataec2020outdoorsequity

Mapping for Change

Community air quality monitoring

Supporting communities in doing their own air quality monitoring

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentSocial ScienceCrowd FundingGeographyair qualitycommunity monitoring

FieldScope

Work together to share, analyze, and interpret data

Multiple locations, including yours!

Ongoing

Citizen ScienceEducationNature & Outdoorsmappingnational geographicdata visualization

Louisana Bucket Brigade

iWitness Pollution Map

Gather a repository of eyewitness reports and photos of pollutio

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineGeology & Earth ScienceChemistryNature & OutdoorsBirdsEcology & EnvironmentBiologypollutionlouisianabucket brigadethe bucket brigadeoil spillsoilclimate changethe crowd and the cloud

University of Luxembourg

Lingscape – Linguistic Landscaping

Document and analyze cultural diversity in public signage

Anywhere

Ongoing

Citizen ScienceSocial ScienceEducationteaching toolslinguistic landscapesminority languageslanguage policylinguisticsdialectsinscriptionspublic spacesignagelanguagesignsletteringdigital humanities

MicroBlitz (Western Australia)

With MicroBlitz, everyone with an interest in Western Australia’s (WA) biodiverse ecology and the environment can contribute to research that will help tackle the big environmental issues of our time – challenges like climate change, food security and safeguarding the quality of our water.

Multiple locations, including yours!

Ongoing

Citizen Scienceecologymicrosoilmicrobes

AWS

OpenLitterMap.com

We are turning cleaning the planet into a game

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentComputers & TechnologyEducationCrowd FundingNature & OutdoorsAnimalsGeographyOcean Water Marinemarine litterplastic pollutionlitterethereumlittercoinblockchainplasticopenlittermap

The OpenStreetMap Foundation

OpenStreetMap

A free and open map of the world

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsGeographyComputers & Technologygeomapsthe crowd and the cloudopen data

Pericopsis

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsBiologytreestreecrowd mapping

IQAir AirVisual

PM2.5 air pollution monitoring

Better understand air pollution and its sources, indoors and out

Anywhere

Ongoing

Citizen ScienceHealth & MedicinePolicyClimate & WeatherNature & OutdoorsCrowd FundingTransportationEducationventilationcarbonoutdoormonitoringairpm2.5asthmaemissionsair pollutantsenvironmentburn banhighwaysindoorwood burninghealthsmogdataair qualitycarsco2dustair pollutiontraffic

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