ec2020

within 25 miles

Apr 9, 2026

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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 Marineair pollutionweather datagirl scoutsscienceair qualitycarbon dioxideexperimentmobile applicationclimate monitoringoutdoorsequityec2020androidair pollution monitoringsummernatureenvironmental justiceappair quality indexstemdatacitizen sciencedatabaseautumnusaclimate changeclimatecommunity-based monitoringiphonebicyclingenvironmentparticulate matterhikingairweathercarbon monoxidewinterglobal warmingsmartphone applicationinvestigationspring

Chicago Botanic Garden

Budburst

Help scientists by observing seasonal changes in plants.

Anywhere

Ongoing

Citizen ScienceBiologyNature & OutdoorsClimate & WeatherEducationEcology & EnvironmentGeographyphenologynativarsec2020pollinatorsclimate changecsm-featuredearth2025csm2025csm2026botanyplant phenologyseasons

CoCoRaHS: Community Collaborative Rain, Hail and Snow Network

Provide weather data to meteorologists

Multiple locations, including yours!

Ongoing

Citizen ScienceClimate & Weathercsm-featuredprecipitationweathertop2022the crowd and the cloudfood securityec2020national weather servicecsm2026earth2025girl scoutshurricanetop 22 in 2022rainhailcoopersnowclimatecsm2025_nasa

EarthEcho International

EarthEcho Water Challenge

Collect and share water quality data to inform water quality protection actions

Anywhere

Ongoing

Citizen ScienceBiologyNature & OutdoorsPolicyEducationAnimalsDisaster ResponseOcean Water MarineChemistryEcology & Environmentthe crowd and the cloudwatershedyouthocean & waterec2020drinking watermonitoringwatercsm2025csm2026girl scoutsearth2025water quality

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentInsects & PollinatorsAnimalsBiologyNature & OutdoorsOcean Water Marinegardenandroidcsm2026appnaturalisttop2022naturecsm-featuredinsect populationssummer reading 2021girl scoutslibrarybiodiversitytop viewed 2021museumiphoneec2020top 22 in 2022

LEO Network

Create a network of local observers and topic experts who share knowledge about unusual animal, environment, and weather events

Anywhere

Ongoing

Citizen ScienceAnimalsClimate & WeatherEcology & Environmentarctic councilalaska native tribal health consortiumleounusual environmental eventec2020arcticclimate changeobservers

Marine LitterWatch

Marine debris monitoring

Multiple locations, including yours!

Ongoing

Citizen Scienceeeaeuropean unioneuropean environment agencyoceanbeach monitoringwatermlwwater qualitymarine litterwatchmarine strategy framework directiveplasticsshoreline monitoringbeachesmarineec2020marine litter

Mosquito Alert

Mosquito Alert is a cooperative citizen science observatory coordinated by different public research institutions. Its main objective is to fight against the tiger mosquito and the yellow fever mosquito expansions, two invasive species vectors of global diseases like Zika, Dengue and Chikungunya.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsInsects & Pollinatorsecology & environmentchikungunyadiseasemedical & human healthzikabiodiversitydengue, ecology & environment, biodiversity, zika, insect populations, ec2020, medical & human health, animals, insects & pollinators, vector, mosquito, insect, disease, chikungunyamosquitoinsects & pollinatorsinsectdenguevectoranimals

Open Ag Data Alliance (OADA)

Build open standards data transfer tools in agriculture

Anywhere

Ongoing

Citizen Scienceec2020open standards dataopen ag data alliancefarmingfood securityair qualityenvironmentecologysoftware engineersfarmersoadaagriculture

Trash Information and Data for Education and solutions (TIDES)

Trash free seas

Anywhere

Ongoing

Citizen Sciencebeach monitoringmarine litterwater qualitymarineshoreline monitoringec2020plasticsoceanwatertrash information and data for education and solutionstidesbeaches

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