top viewed 2021

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Jan 14, 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 & Outdoorsdietwildliferob dunn labfallantwinterpicnicrob dunnspringyour wild lifefuncookiesnorth carolinanutrientsant picnicdunn labnutritionantstop viewed 2021top2022summer reading 2021summergirl scoutsoutsidetop 22 in 2022

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spaceplanet ninenasa-supportedtop viewed 2021nasa-sciactstarswiseplanetsnasasolar system_nasabrown 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 & Outdoorsperiodical cicadascicadasinsectscicadatop viewed 2021insect

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinehealthpipestop 22 in 2022top2022top viewed 2021water

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorsstoryresearchstorytellinghumpbackkiller whalehumpbacksmammalwildlifewhale migrationfinorcasphoto identificationstoriesmigrationconservationwhale watchingmaptop viewed 2021ocean-dwellingecology & environmentsea animalnon-invasivewhalesgpsoceansea mammalfin whalewhale biologytrackanimalrescuephotographycetaceanminkemarine mammalmarine mammalogyseaunderwateridentificationwhaleminke whaleoceansnature & outdoorsstrandingphoto iddolphintrackingwhale trackingcitizen sciencemammalsmappingorcawhale watchphoto

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacelibrarycsm-featuredlight pollutiontop 22 in 2022nastartop2022top viewed 2021girl scouts

NASA and The GLOBE Program

GLOBE Observer: Clouds

Help scientists understand the sky from above and below.

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceAstronomy & SpaceEcology & EnvironmentClimate & WeatherNature & OutdoorsOcean Water Marinetop 22 in 2022csm2025globenasa gotop2022nasa-sciactappthe globe programcsm-featureddustdust storms_nasaearth2025nasa-supportedgirl scoutstop viewed 2021nasaclimateweatheratmosphereclouds

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentgardenlibrarynaturalistbiodiversitytop viewed 2021girl scoutstop2022summer reading 2021insect populationsnaturetop 22 in 2022androidappec2020museumcsm-featurediphone

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentweatherrainnasa orbiting carbon observatorybackyardcrowdsourcingmappingsatellitesnew orleanscitizen scienceheatcommunitysnowpublic mediatrees urban street forest mapclimate educationclimate changecsm2025birdsjet propulsion laboratorynasacarbonresilienceurban heat islandmountainsmiamisea level risetop2022nprradiocityyale climate connectionsearth sciencetreesgirl scoutsfloodcommunity engagementfunlos angelesremote sensingnew yorkjournalismneighborhoodcitizen journalismwnycstoriesphotographysensorscitizen science waterscienceearthclimatecsm-featuredclimate sciencetop viewed 2021earth2025beachescoastal changemarine environmenttop 22 in 2022julia kumari drapkinurban heatdrought

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceNature & OutdoorsEcology & EnvironmentOcean Water MarineEducationdebrislitterplastic pollutionmarine debriswaste managementtop viewed 2021csm2025marinecsm-featuredocean pollutionappnature & outdoorsgirl scoutsearth2025trackerecology & environment

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