top viewed 2021

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Oct 31, 2026

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Rob Dunn Lab

Ant Picnic

Inform scientists about global food preferences of ants

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsInsects & PollinatorsEducationEcology & EnvironmentOcean Water MarineFoodAgricultureoutsideantsnutrientstop2022rob dunnwildlifesummerpicnicnorth carolinacookiesdietant picnicdata literacygirl scoutsrob dunn labnutritiontop 22 in 2022insectstop viewed 2021antdunn labyour wild lifescientific methodspringfallfunsummer reading 2021winter

NASA / Zooniverse

Backyard Worlds: Planet 9

Search the realm beyond Neptune for new brown dwarfs and planets.

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacebrown dwarfssolar systemstarsnasa-sciacttop viewed 2021planet ninenasanasa-supported_nasaplanetswise

Mount St. Joseph University

Cicada Safari

To map the distribution of periodical cicada and annual cicada emergences.

Multiple locations, including yours!

Ongoing through September 1, 2027 at 4:00 AM

Citizen ScienceInsects & PollinatorsNature & Outdoorstop viewed 2021periodical cicadascicadasinsectscicadainsect

Crowd the Tap

We’re creating a national inventory of tap water pipes.

Multiple locations, including yours!

Ongoing

Citizen Sciencepipestop2022healthtop viewed 2021watertop 22 in 2022

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorsecology & environmentnature & outdoorsminkemarine mammalogycitizen sciencephoto idmammalssea mammalseahumpbackminke whalehumpbacksmapwhaleswhale watchingresearchdolphinstrandingocean-dwellingtrackgpskiller whaletrackingtop viewed 2021animalwhalephotowhale trackingwildlifewhale watchphoto identificationoceansunderwaterfin whaleconservationnon-invasiveorcaoceanstorytellingwhale biologysea animalmappingwhale migrationphotographymammalmigrationcetaceanorcasmarine mammalrescueidentificationstoryfinstories

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacegirl scoutstop2022_mosstarpolicytop 22 in 2022nalibrarycsm-featuredastronomypollutioncsm2026top viewed 2021light pollution

NASA and The GLOBE Program

GLOBE Observer: Clouds

Help scientists understand the sky from above and below.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherNature & OutdoorsOcean Water MarineGeology & Earth ScienceAstronomy & SpaceEcology & Environmentthe globe programglobedust stormscsm2026girl scoutsclimatenasa-sciactweathertop 22 in 2022csm-featurednasa gonasaclouds_nasadata collectiondustcsm2025earth2025meteorologynasa-supportedatmospheretop viewed 2021top2022app

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsBiologyNature & OutdoorsInsects & PollinatorsOcean Water Marinetop2022insect populationstop 22 in 2022appbiodiversityandroidnaturalistmuseumcsm2026girl scouts_moscsm-featuredecologyiphonenaturelibrarydisneygardentop viewed 2021summer reading 2021ec2020

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentpublic mediajulia kumari drapkintop viewed 2021wnyctrees urban street forest mapsea level risefloodyale climate connectionsclimate sciencenew orleansremote sensingjournalismlos angelesnasaneighborhoodradionew yorkmappingtop 22 in 2022community engagementheatcitizen science watermountainscommunityclimate educationcitygirl scoutsearthsnowrainbirdscitizen journalismnasa orbiting carbon observatorysatellitesearth2025backyardtreesbeachesscienceclimate changestoriessensorscsm-featuredphotographyjet propulsion laboratorycrowdsourcingfuncoastal changeclimateurban heat islandearth sciencecitizen sciencedroughtresiliencenprcsm2025top2022marine environmentweathermiamiurban heatcarbon

Marine Debris Tracker

Monitor litter where you find it, from our oceans to your backyard.

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceEcology & EnvironmentOcean Water MarineNature & OutdoorsEducationwaste managementcsm2026earth2025ocean pollutionmarine debrismarinecsm2025trackernature & outdoorsplastic pollutionapplitterdebristop viewed 2021data collectioncsm-featuredecology & environmentgirl scouts

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