top viewed 2021

within 25 miles

Nov 23, 2025

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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 & Outdoorsdunn labant picnicantdietspringrob dunn labrob dunngirl scoutstop 22 in 2022your wild lifewintercookiessummer reading 2021summerfallnorth carolinafunwildlifetop2022nutrientsnutritionoutsidetop viewed 2021antspicnic

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Space_nasatop viewed 2021planet ninesolar systemnasaplanetsbrown dwarfsstarswisenasa-supportednasa-sciact

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 cicadascicadainsectcicadasinsectstop viewed 2021

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinetop2022healthpipestop 22 in 2022watertop viewed 2021

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorsfinstrandingmarine mammalogygpsseaocean-dwellingsea mammalorcaphotodolphinstoriescetaceanrescuefin whalewhale migrationmigrationmarine mammalidentificationminke whaleanimalcitizen scienceoceantop viewed 2021mammalorcasstorytellingphoto idresearchphotographywhale watchingwhale watchphoto identificationnature & outdoorsmaptrackhumpbackwhalesea animalconservationkiller whalehumpbacksecology & environmenttrackingunderwateroceansminkenon-invasivewhalesmammalsstorywhale biologymappingwhale trackingwildlife

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacestartop viewed 2021csm-featuredgirl scoutslibrarylight pollutiontop2022top 22 in 2022na

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 Marinenasathe globe programtop 22 in 2022top2022atmospherenasa-supportedgirl scoutsclimatecloudstop viewed 2021appweathercsm-featuredcsm2025globedust stormsnasa-sciactdust_nasaearth2025nasa go

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentgirl scoutsmuseumtop 22 in 2022iphonenaturebiodiversitycsm-featuredgardentop2022ec2020insect populationsandroidapptop viewed 2021naturalistlibrarysummer reading 2021

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentjet propulsion laboratorybirdsbackyardcityweathergirl scoutsfloodnew orleansnasacommunitysciencepublic mediasnowurban heatremote sensingjournalismraincsm-featuredphotographymountainsnasa orbiting carbon observatorytop viewed 2021citizen journalismyale climate connectionsclimate changejulia kumari drapkintreeslos angelesmappingtrees urban street forest mapcitizen science waterneighborhoodmiamimarine environmentcommunity engagementsensorstop 22 in 2022top2022climate scienceclimate educationclimatewnycnprcarbondroughtcrowdsourcingresilienceheatearth scienceearth2025earthsatellitesfunstoriescsm2025new yorkradiourban heat islandcitizen sciencebeachessea level risecoastal change

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsEcology & EnvironmentGeology & Earth ScienceOcean Water MarineEducationtop viewed 2021plastic pollutionmarine debrisecology & environmentcsm-featuredcsm2025debrisocean pollutionwaste managementearth2025trackernature & outdoorsgirl scoutslittermarineapp

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