top viewed 2021

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Apr 30, 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 MarineFoodAgriculturesummerdunn laboutsidefunnutrientscookiesantsrob dunn labsummer reading 2021girl scoutstop viewed 2021ant picnicnorth carolinadietwildliferob dunntop 22 in 2022your wild lifeantfalltop2022winterspringpicnicnutrition

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacenasa-sciactbrown dwarfsnasaplanet nine_nasawisestarssolar systemplanetstop viewed 2021

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 & Outdoorscicadasinsectcicadaperiodical cicadastop viewed 2021insects

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinewaterpipestop 22 in 2022top2022top viewed 2021health

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorswhale trackingsea mammalresearchmammalsorcasstorytellingwhalesmarine mammaltrackingcitizen scienceunderwaterwhalefin whaleoceanmammalrescuemappingwildlifewhale migrationphotographyfinphoto identificationminke whaleocean-dwellingstoriesnature & outdoorsphotomaptop viewed 2021ecology & environmentconservationnon-invasivesea animalcetaceanstrandinggpsmarine mammalogyoceanswhale watchingstoryhumpbackdolphinorcaanimalminkemigrationtrackphoto idwhale biologyseaidentificationkiller whalewhale watchhumpbacks

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceAstronomy & SpaceNature & OutdoorsEcology & Environmentgirl scoutstop 22 in 2022librarytop2022nacsm-featuredstartop viewed 2021light pollution

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 & Weathernasacsm-featuredglobedustdust stormsnasa-sciactthe globe programtop viewed 2021climatetop2022earth2025cloudsweathercsm2025nasa gogirl scoutsapp_nasaatmospheretop 22 in 2022

iNaturalist

Share observations of biodiversity.

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Ongoing

Citizen ScienceEcology & EnvironmentBiologyNature & OutdoorsInsects & PollinatorsOcean Water MarineAnimalsiphonenaturalistec2020csm-featuredgardenandroidbiodiversityapptop2022librarytop viewed 2021insect populationssummer reading 2021top 22 in 2022museumgirl scoutsnature

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentDisaster ResponseClimate & Weatherbackyardmarine environmentnprnew orleanspublic mediamountainsstoriesearth2025rainresiliencesnowearth sciencejet propulsion laboratorybeachescsm2025photographycommunity engagementurban heatyale climate connectionscommunitymappingnew yorkheatneighborhoodmiamiurban heat islandtreesgirl scoutscoastal changecrowdsourcingweatherbirdsearthtop2022climateclimate educationlos angelescitycarbonsciencewnyctrees urban street forest mapnasafloodremote sensingcitizen journalismcitizen science waterdroughtclimate sciencenasa orbiting carbon observatoryjournalismsatellitesradiosea level risefuncitizen sciencecsm-featuredclimate changesensorsjulia kumari drapkintop 22 in 2022top viewed 2021

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsEcology & EnvironmentGeology & Earth ScienceOcean Water MarineEducationmarine debriswaste managementcsm-featurednature & outdoorsgirl scoutstop viewed 2021ecology & environmentlitterocean pollutionmarineearth2025appdebristrackerplastic pollutioncsm2025

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