ec2020

within 25 miles

Feb 24, 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 Marineweather dataec2020investigationcarbon monoxidebicyclingstemspringglobal warmingair pollution monitoringdatabaseair pollutionexperimentautumnair quality indexappcarbon dioxidecitizen scienceclimatescienceiphonenatureoutdoorsusasummerclimate changeclimate monitoringgirl scoutswinterparticulate matterdataandroidairweatherenvironmentenvironmental justiceair qualityhikingsmartphone applicationequitymobile applicationcommunity-based monitoring

Chicago Botanic Garden

Budburst

Help scientists by observing seasonal changes in plants.

Anywhere

Ongoing

Citizen ScienceGeographyEcology & EnvironmentEducationClimate & WeatherNature & OutdoorsBiologyclimate changecsm2025phenologyearth2025nativarsbotanycsm2026ec2020seasonspollinatorscsm-featuredplant phenology

CoCoRaHS: Community Collaborative Rain, Hail and Snow Network

Provide weather data to meteorologists

Multiple locations, including yours!

Ongoing

Citizen ScienceClimate & Weathergirl scoutsrainweathercsm2025the crowd and the cloudcsm-featuredcooperprecipitationclimatetop2022food securitynational weather servicehailsnowtop 22 in 2022hurricaneearth2025ec2020_nasa

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 & OutdoorsBiologyearth2025youthocean & waterthe crowd and the cloudmonitoringwatershedec2020girl scoutsdrinking waterwater qualitycsm2026watercsm2025

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentcsm-featuredandroidnaturalistgirl scoutstop2022museumtop viewed 2021appec2020gardeninsect populationsbiodiversitylibrarynaturesummer reading 2021top 22 in 2022iphone

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 & Environmentec2020leoarcticarctic councilalaska native tribal health consortiumclimate changeunusual environmental eventobservers

Marine LitterWatch

Marine debris monitoring

Multiple locations, including yours!

Ongoing

Citizen Scienceeuropean environment agencyec2020oceanshoreline monitoringmlwmarine litterwater qualityeuropean unioneeamarinebeach monitoringwatermarine strategy framework directivemarine litterwatchbeachesplastics

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 & environmentdiseaseanimalsinsectvectormosquitozikabiodiversitydengue, ecology & environment, biodiversity, zika, insect populations, ec2020, medical & human health, animals, insects & pollinators, vector, mosquito, insect, disease, chikungunyadenguemedical & human healthchikungunyainsects & pollinators

Open Ag Data Alliance (OADA)

Build open standards data transfer tools in agriculture

Anywhere

Ongoing

Citizen Sciencesoftware engineersfood securityopen ag data allianceec2020oadaair qualityfarmersagriculturefarmingecologyenvironmentopen standards data

Trash Information and Data for Education and solutions (TIDES)

Trash free seas

Anywhere

Ongoing

Citizen Scienceoceanbeach monitoringbeacheswater qualitymarinemarine littertrash information and data for education and solutionsshoreline monitoringec2020plasticswatertides

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