top viewed 2021

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May 24, 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 & Outdoorsoutsideantssummertop2022cookiesantnutrientssummer reading 2021north carolinayour wild lifenutritionwildlifegirl scoutsspringfunpicnicwintertop 22 in 2022rob dunn labdunn labtop viewed 2021dietrob dunnant picnicfall

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacewisenasa-supported_nasastarsnasa-sciactnasaplanet ninebrown dwarfstop viewed 2021planetssolar system

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 & Outdoorsinsectperiodical cicadascicadainsectscicadastop viewed 2021

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinepipeshealthtop 22 in 2022top viewed 2021watertop2022

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorsfinmammalstrackingsea mammalwhale trackingidentificationstoriesmapnature & outdoorsstrandingmarine mammalogyoceandolphinsea animaloceanscetaceanwhalewhale watchtrackwhale watchingminke whaleocean-dwellingphoto idphotographymarine mammalstoryminkephotonon-invasiveorcaseaconservationorcasstorytellingwhalesgpswhale migrationanimalcitizen sciencehumpbackrescuetop viewed 2021underwaterhumpbackswhale biologymappingwildlifeecology & environmentmigrationfin whalekiller whaleresearchmammalphoto identification

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacelight pollutiontop 22 in 2022star_moscsm2026girl scoutslibrarynatop viewed 2021csm-featuredtop2022

NASA and The GLOBE Program

GLOBE Observer: Clouds

Help scientists understand the sky from above and below.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentAstronomy & SpaceGeology & Earth ScienceOcean Water MarineNature & OutdoorsClimate & Weatherdustgirl scouts_nasanasa-supportednasa-sciactnasaweatherappcsm-featurednasa gotop viewed 2021earth2025csm2025dust stormsclimateatmospheretop 22 in 2022csm2026cloudstop2022globethe globe program

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentsummer reading 2021csm2026top 22 in 2022ec2020csm-featuredandroidbiodiversitylibrarynaturegardentop viewed 2021app_mosmuseumtop2022naturalistiphonegirl scoutsinsect populations

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentsnowsatellitesgirl scoutscommunityfloodnew orleanscsm2025sensorscitizen scienceresiliencemountainstreesstoriestop2022neighborhoodmarine environmentearth sciencecitizen journalismclimate changecitysciencenprheatcitizen science waterurban heatclimate scienceremote sensingjournalismfunearthyale climate connectionsbeachestrees urban street forest mapcarbontop viewed 2021nasajet propulsion laboratoryearth2025rainmiamiradiocrowdsourcingtop 22 in 2022wnycbirdscoastal changecommunity engagementweatherjulia kumari drapkinclimateclimate educationnew yorkdroughtsea level risecsm-featuredmappingpublic medialos angelesurban heat islandnasa orbiting carbon observatoryphotographybackyard

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceEcology & EnvironmentOcean Water MarineNature & OutdoorsEducationcsm2025appocean pollutioncsm2026marine debrisnature & outdoorsecology & environmentgirl scoutsearth2025litterwaste managementmarineplastic pollutiondebristrackertop viewed 2021csm-featured

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