top viewed 2021

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Aug 1, 2025

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Rob Dunn Lab

Ant Picnic

Inform scientists about global food preferences of ants

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsInsects & PollinatorsEducationEcology & EnvironmentOcean Water MarineFoodAgricultureyour wild lifeant picnicantdietgirl scoutsfallwildlifeantsrob dunnsummerspringwinterpicnicrob dunn labfuntop viewed 2021north carolinacookiestop 22 in 2022nutrientsnutritionoutsidetop2022dunn labsummer reading 2021

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spaceplanet ninetop viewed 2021solar systemnasa-sciactplanetswisebrown dwarfsstars_nasanasa

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 & Outdoorscicadasperiodical cicadasinsectinsectstop viewed 2021cicada

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinewatertop2022top viewed 2021pipeshealthtop 22 in 2022

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

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Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorssea animalfin whalephotominkewhale trackingminke whalenon-invasivegpsmappingwhale watchphotographycetaceanoceansnature & outdoorsmarine mammalogydolphinseamammalsocean-dwellingconservationresearchhumpbacksanimalphoto idtrackingecology & environmentmarine mammalwhalescitizen sciencetop viewed 2021killer whalewhale watchingmammalstoryrescuetrackmigrationorcasunderwaterwhalewhale biologyhumpbackmapoceanwildlifewhale migrationorcasea mammalstorytellingfinidentificationstoriesphoto identificationstranding

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceAstronomy & SpaceNature & OutdoorsEcology & Environmentgirl scoutsstarcsm-featuredtop 22 in 2022librarytop2022nalight pollutiontop viewed 2021

NASA and The GLOBE Program

GLOBE Observer: Clouds

Help scientists understand the sky from above and below.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentAstronomy & SpaceOcean Water MarineGeology & Earth ScienceNature & OutdoorsClimate & Weathertop 22 in 2022csm-featurednasaappnasa gothe globe programtop viewed 2021globetop2022earth2025dust stormsnasa-sciactatmospherecloudsgirl scoutsweathercsm2025_nasaclimatedust

iNaturalist

Share observations of biodiversity.

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Ongoing

Citizen ScienceEcology & EnvironmentBiologyNature & OutdoorsInsects & PollinatorsOcean Water MarineAnimalsiphonetop2022museumtop viewed 2021naturalistbiodiversityandroidlibrarygardenappcsm-featuredtop 22 in 2022insect populationsgirl scoutsnaturesummer reading 2021ec2020

ISeeChange

We’re making a record of climate change impacts.

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Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentsciencesea level risetrees urban street forest mapfunearth sciencecsm2025birdsresiliencecarbonnew yorkcommunitysensorsearthcitizen science waterlos angelessnowclimateclimate educationurban heat islandclimate changecoastal changebackyardtop2022urban heatcsm-featuredcrowdsourcingmountainsjet propulsion laboratorymappingnasa orbiting carbon observatorywnycjulia kumari drapkintop viewed 2021weathercitizen sciencenew orleansfloodjournalismmiamineighborhoodstoriesraincityyale climate connectionsbeachesnasaheatnprphotographyradiogirl scoutscommunity engagementdroughtmarine environmentclimate scienceremote sensingpublic mediacitizen journalismearth2025top 22 in 2022treessatellites

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsEcology & EnvironmentGeology & Earth ScienceOcean Water MarineEducationecology & environmentearth2025top viewed 2021csm2025appcsm-featuredtrackernature & outdoorsdebriswaste managementgirl scoutsmarinemarine debrisocean pollutionplastic pollutionlitter

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