top viewed 2021

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Feb 12, 2026

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Rob Dunn Lab

Ant Picnic

Inform scientists about global food preferences of ants

Anywhere

Ongoing

Citizen ScienceAgricultureFoodOcean Water MarineEcology & EnvironmentEducationInsects & PollinatorsNature & Outdoorssummer reading 2021top2022antstop 22 in 2022girl scoutscookiesdunn labfunrob dunnnutritiontop viewed 2021nutrientsdietrob dunn labpicnicyour wild lifefalloutsidenorth carolinawildlifesummerwinterant picnicantspring

NASA / Zooniverse

Backyard Worlds: Planet 9

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

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Ongoing

Citizen ScienceAstronomy & Spaceplanets_nasaplanet ninenasa-supportednasa-sciactstarssolar systemwisebrown dwarfsnasatop viewed 2021

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 cicadasinsectscicadainsectcicadas

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinewaterhealthtop viewed 2021top 22 in 2022top2022pipes

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

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Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorsmappingrescuenon-invasiveunderwaterstoriesdolphinseamaptop viewed 2021conservationminkeecology & environmentoceanwhale watchingstorytellingtrackinggpswildlifesea mammalphotophotographyfinstrandingtrackmammalmigrationorcawhalesocean-dwellingkiller whalemammalsminke whalewhale migrationstoryphoto identificationcetaceanwhale watchresearchhumpbackscitizen sciencewhale trackingwhalenature & outdoorsmarine mammalogyanimalmarine mammalorcasoceanswhale biologyfin whalehumpbackidentificationphoto idsea animal

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacegirl scoutsnatop viewed 2021csm-featuredstartop2022light pollutiontop 22 in 2022library

NASA and The GLOBE Program

GLOBE Observer: Clouds

Help scientists understand the sky from above and below.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineNature & OutdoorsClimate & WeatherEcology & EnvironmentAstronomy & SpaceGeology & Earth Science_nasaappnasa goclimatenasa-supportedgirl scoutsnasaearth2025cloudsweathernasa-sciacttop 22 in 2022the globe programtop viewed 2021top2022atmosphereglobecsm-featureddustcsm2025dust storms

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentsummer reading 2021librarymuseumtop 22 in 2022iphoneinsect populationstop viewed 2021naturebiodiversitycsm-featuredappandroidgardentop2022naturalistec2020girl scouts

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentneighborhoodtrees urban street forest mapremote sensingpublic medianasanasa orbiting carbon observatoryearth2025funcitizen journalismtop viewed 2021weatherresiliencemappinggirl scoutscrowdsourcingsciencewnycjet propulsion laboratoryurban heatsnowclimate sciencetop 22 in 2022beachescommunity engagementjulia kumari drapkintop2022photographycsm2025sea level risetreesearthradiolos angelesdroughtclimate changecarbonnew yorkyale climate connectionssensorssatellitesjournalismcitizen sciencecommunitybirdsbackyardnew orleansearth scienceurban heat islandnprcsm-featuredrainclimateclimate educationcoastal changemarine environmentmiamicitizen science waterheatcitymountainsstoriesflood

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceNature & OutdoorsEcology & EnvironmentOcean Water MarineEducationnature & outdoorsmarinelitterappmarine debriscsm2025ecology & environmentdebrisplastic pollutiongirl scoutsocean pollutionwaste managementtop viewed 2021csm-featuredtrackerearth2025

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