ec2020

within 25 miles

Oct 23, 2025

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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 pollution monitoringandroidsmartphone applicationsummerair quality indexmobile applicationdataexperimentstemiphonesciencewinterec2020climateweathercommunity-based monitoringclimate monitoringparticulate mattercarbon monoxideenvironmentbicyclinggirl scoutscarbon dioxidedatabaseinvestigationautumnequityclimate changeair qualityapphikingspringglobal warmingcitizen sciencenatureoutdoorsair pollutionweather dataairenvironmental justiceusa

Chicago Botanic Garden

Budburst

Help scientists by observing seasonal changes in plants.

Anywhere

Ongoing

Citizen ScienceGeographyEcology & EnvironmentEducationClimate & WeatherNature & OutdoorsBiologyphenologycsm-featurednativarsbotanypollinatorscsm2026climate changeseasonsec2020plant phenologycsm2025earth2025

CoCoRaHS: Community Collaborative Rain, Hail and Snow Network

Provide weather data to meteorologists

Multiple locations, including yours!

Ongoing

Citizen ScienceClimate & Weathergirl scoutsprecipitationclimatethe crowd and the cloudec2020snowearth2025hailcsm2025_nasanational weather servicehurricaneweatherraincoopercsm-featuredfood securitytop 22 in 2022top2022

EarthEcho International

EarthEcho Water Challenge

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

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentChemistryOcean Water MarineDisaster ResponseAnimalsEducationPolicyNature & OutdoorsBiologywater qualitythe crowd and the cloudcsm2025waterearth2025monitoringyouthdrinking waterec2020watershedgirl scoutsocean & watercsm2026

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyOcean Water MarineAnimalsNature & OutdoorsInsects & Pollinatorslibrarycsm-featuredgardenandroidsummer reading 2021girl scoutsec2020naturalisttop viewed 2021top 22 in 2022biodiversityinsect populationstop2022iphonemuseumappnature

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 & Environmentalaska native tribal health consortiumobserversarcticec2020arctic councilleounusual environmental eventclimate change

Marine LitterWatch

Marine debris monitoring

Multiple locations, including yours!

Ongoing

Citizen Sciencebeachesmlwoceaneeamarinemarine strategy framework directivemarine littershoreline monitoringbeach monitoringec2020watereuropean unioneuropean environment agencyplasticsmarine litterwatchwater quality

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 & Pollinatorsdengue, ecology & environment, biodiversity, zika, insect populations, ec2020, medical & human health, animals, insects & pollinators, vector, mosquito, insect, disease, chikungunyadiseasedengueecology & environmentzikamedical & human healthchikungunyavectorinsectanimalsinsects & pollinatorsbiodiversitymosquito

Open Ag Data Alliance (OADA)

Build open standards data transfer tools in agriculture

Anywhere

Ongoing

Citizen Sciencesoftware engineersagricultureopen standards datafarmersec2020open ag data allianceecologyair qualityenvironmentfarmingoadafood security

Trash Information and Data for Education and solutions (TIDES)

Trash free seas

Anywhere

Ongoing

Citizen Sciencebeachesbeach monitoringmarinemarine litterwatertrash information and data for education and solutionsec2020water qualityplasticsshoreline monitoringtidesocean

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