top viewed 2021

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Jun 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 & Outdoorsyour wild lifetop2022nutrientssummerant picnicfallwinterpicnicdietrob dunn labtop viewed 2021north carolinarob dunngirl scoutsnutritionoutsidespringcookiessummer reading 2021top 22 in 2022antswildlifedunn labantfun

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacewisetop viewed 2021planetsnasa-sciactsolar systemplanet ninestarsnasa-supported_nasanasabrown dwarfs

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 2021insectcicadacicadasperiodical cicadasinsects

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinetop2022watertop viewed 2021healthtop 22 in 2022pipes

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorsmarine mammalogymapdolphinwhale watchsea animalnature & outdoorsanimaloceangpstop viewed 2021researchtrackconservationminke whalewhalekiller whalewhale watchingmarine mammalminkerescuewildlifewhale migrationmammalorcaphotographystorymammalssea mammalorcastrackingwhalesfin whaleocean-dwellinghumpbackswhale trackingcetaceancitizen sciencefinidentificationphoto identificationstorieswhale biologystorytellingnon-invasivemappingmigrationstrandingunderwaterecology & environmentseahumpbackphotophoto idoceans

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceAstronomy & SpaceNature & OutdoorsEcology & Environmentlight pollutionstargirl scoutstop 22 in 2022top viewed 2021top2022_moscsm2026librarycsm-featuredna

NASA and The GLOBE Program

GLOBE Observer: Clouds

Help scientists understand the sky from above and below.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherOcean Water MarineNature & OutdoorsGeology & Earth ScienceAstronomy & SpaceEcology & Environmentcsm2026nasaclimatenasa-sciact_nasanasa-supportedcsm-featuredtop viewed 2021csm2025earth2025nasa gothe globe programappglobedustcloudsdust stormstop 22 in 2022atmospheretop2022girl scoutsweather

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentbiodiversitytop 22 in 2022top viewed 2021ec2020androidcsm-featuredlibrary_mosnaturecsm2026iphonenaturalistgardengirl scoutsinsect populationsapptop2022summer reading 2021museum

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmenttreessea level riseradiomiamiclimate sciencenprearthstoriescoastal changenew yorkurban heatphotographyclimateclimate educationcityfloodmarine environmentclimate changewnycneighborhoodcsm-featuredweathercarbonearth2025backyardfunsciencemappinggirl scoutscitizen sciencedroughtcitizen journalismsensorscsm2025julia kumari drapkintop 22 in 2022urban heat islandnew orleanstrees urban street forest mapcommunitynasacommunity engagementmountainspublic mediaresiliencejournalismearth sciencerainbeachesbirdstop viewed 2021crowdsourcingsnowjet propulsion laboratoryheatyale climate connectionslos angelesnasa orbiting carbon observatoryremote sensingcitizen science watertop2022satellites

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceEcology & EnvironmentOcean Water MarineNature & OutdoorsEducationcsm2025marine debrisocean pollutionearth2025top viewed 2021plastic pollutionwaste managementmarinedebrisapptrackernature & outdoorscsm2026littercsm-featuredgirl scoutsecology & environment

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