top viewed 2021

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Jun 15, 2025

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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 MarineFoodAgricultureyour wild lifedunn labgirl scoutsnorth carolinaant picnicrob dunn labwildlifenutrientstop viewed 2021cookiesfunfalldietpicnicantssummerwinternutritionrob dunntop2022anttop 22 in 2022springsummer reading 2021outside

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacenasa-sciactplanetsstarssolar systemnasatop viewed 2021_nasabrown dwarfsplanet ninewise

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 & Outdoorsperiodical cicadascicadasinsectstop viewed 2021insectcicada

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinepipestop2022top viewed 2021healthwatertop 22 in 2022

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorsphoto idtrackingstorytellingwhale migrationphotographyorcasoceanswhale biologywhaleoceancetaceanstoriesnature & outdoorsdolphinwhale watchnon-invasivewhalesminkeidentificationmarine mammalogyunderwatertrackwildlifeseaocean-dwellinghumpbackwhale watchingmammalsmarine mammalstorygpsfin whalemappingwhale trackingsea mammalecology & environmentphoto identificationrescuestrandingphotofinmapmigrationconservationanimalorcasea animalcitizen scienceresearchhumpbackstop viewed 2021mammalminke whalekiller whale

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceAstronomy & SpaceNature & OutdoorsEcology & Environmentcsm-featuredtop viewed 2021librarystargirl scoutslight pollutiontop 22 in 2022natop2022

NASA and The GLOBE Program

GLOBE Observer: Clouds

Help scientists understand the sky from above and below.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentAstronomy & SpaceOcean Water MarineGeology & Earth ScienceNature & OutdoorsClimate & Weathercsm2025nasaclimatecloudsgirl scoutscsm-featuredappglobeweathertop viewed 2021top 22 in 2022atmospheredust stormsdusttop2022nasa-sciactnasa go_nasathe globe programearth2025

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyNature & OutdoorsInsects & PollinatorsOcean Water MarineAnimalsgardenandroidinsect populationsmuseumtop 22 in 2022apptop viewed 2021naturalistlibrarycsm-featurednaturetop2022biodiversitysummer reading 2021ec2020iphonegirl scouts

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentDisaster ResponseClimate & Weatherfunphotographysatellitestop viewed 2021urban heatcitizen journalismradiomiamicsm-featuredcitizen science waterneighborhoodnasa orbiting carbon observatorymountainssnowsensorsurban heat islandcityclimate educationresiliencetrees urban street forest mapcommunity engagementcsm2025droughtbirdsclimate scienceremote sensingcarbonsea level risefloodearth sciencebeachesnprpublic mediajournalismjulia kumari drapkincrowdsourcingwnycnew yorkearthsciencerainnasamappingtop 22 in 2022climate changegirl scoutstreestop2022citizen sciencenew orleansweatherearth2025climateheatjet propulsion laboratorylos angelescoastal changecommunitymarine environmentstoriesbackyardyale climate connections

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsEcology & EnvironmentGeology & Earth ScienceOcean Water MarineEducationocean pollutionearth2025ecology & environmentlitterapptop viewed 2021trackerdebrismarineplastic pollutioncsm-featuredgirl scoutscsm2025nature & outdoorsmarine debriswaste management

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