ec2020

within 25 miles

Jan 25, 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 Marinenatureweather datacitizen scienceinvestigationair qualityairautumnexperimentbicyclingspringdataiphoneglobal warmingenvironmentparticulate mattersmartphone applicationappec2020summerwinterair quality indexclimate monitoringclimate changestemoutdoorscarbon dioxidegirl scoutsandroidusaair pollutionsciencecommunity-based monitoringair pollution monitoringcarbon monoxidehikingweatherdatabasemobile applicationequityclimateenvironmental justice

Chicago Botanic Garden

Budburst

Help scientists by observing seasonal changes in plants.

Anywhere

Ongoing

Citizen ScienceBiologyNature & OutdoorsClimate & WeatherEducationEcology & EnvironmentGeographycsm-featuredbotanyphenologyec2020csm2025nativarsseasonsplant phenologypollinatorsclimate changeearth2025csm2026

CoCoRaHS: Community Collaborative Rain, Hail and Snow Network

Provide weather data to meteorologists

Multiple locations, including yours!

Ongoing

Citizen ScienceClimate & Weatherec2020rainthe crowd and the cloudweathertop2022precipitationfood securitynational weather servicetop 22 in 2022csm-featuredclimatehailsnowcooper_nasahurricaneearth2025csm2025girl scouts

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 & Environmentwater qualitymonitoringthe crowd and the cloudcsm2026waterocean & watercsm2025drinking waterearth2025girl scoutsyouthec2020watershed

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsBiologyNature & OutdoorsInsects & PollinatorsOcean Water Marinemuseumtop viewed 2021appandroidec2020top 22 in 2022librarycsm-featurednaturenaturalistiphonebiodiversitygirl scoutsinsect populationsgardensummer reading 2021top2022

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 & Environmentunusual environmental eventclimate changearctic councilalaska native tribal health consortiumleoobserversec2020arctic

Marine LitterWatch

Marine debris monitoring

Multiple locations, including yours!

Ongoing

Citizen Sciencewatermarine littereeaec2020beacheseuropean unionplasticsmlwmarinemarine litterwatchoceanmarine strategy framework directivewater qualityeuropean environment agencybeach monitoringshoreline monitoring

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 & Pollinatorsmosquitochikungunyainsects & pollinatorsinsectzikaecology & environmentvectordiseasemedical & human healthbiodiversitydengue, ecology & environment, biodiversity, zika, insect populations, ec2020, medical & human health, animals, insects & pollinators, vector, mosquito, insect, disease, chikungunyadengueanimals

Open Ag Data Alliance (OADA)

Build open standards data transfer tools in agriculture

Anywhere

Ongoing

Citizen Scienceoadafarmingfood securityagricultureopen ag data allianceopen standards dataec2020air qualityecologyenvironmentfarmerssoftware engineers

Trash Information and Data for Education and solutions (TIDES)

Trash free seas

Anywhere

Ongoing

Citizen Scienceoceantrash information and data for education and solutionsbeachesbeach monitoringtidesmarine litterec2020water qualityshoreline monitoringplasticswatermarine

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