top viewed 2021

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Jul 30, 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 & Outdoorssummer reading 2021top viewed 2021winterrob dunn labnutritionrob dunnantfallfunoutsidetop2022top 22 in 2022dietdunn labpicnicnutrientsgirl scoutsspringcookiesantssummerant picnicnorth carolinawildlifeyour wild life

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacewisenasa-sciactbrown dwarfsplanetsstarsplanet ninenasa-supported_nasanasatop viewed 2021solar 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 & Outdoorsinsectscicadaperiodical cicadascicadasinsecttop viewed 2021

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen Sciencetop 22 in 2022top viewed 2021pipeswaterhealthtop2022

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

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Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorshumpbackswhale biologygpsoceansmappingmarine mammalogywhale watchwhaleidentificationtop viewed 2021photographytrackdolphinocean-dwellingmarine mammalnon-invasiveresearchwildlifefinstorytellingminke whaleorcasconservationwhalesmigrationmammalskiller whaletrackingecology & environmentorcaphoto idwhale watchingsea animalcitizen sciencephotomapwhale migrationphoto identificationstoriescetaceanstorynature & outdoorsminkestrandingseamammalanimaloceanhumpbacksea mammalfin whalerescueunderwaterwhale tracking

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacestargirl scouts_moslight pollutioncsm2026nacsm-featuredlibrarytop2022top viewed 2021top 22 in 2022

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 & Weathernasa-sciactcsm2026csm2025girl scoutsappnasa-supportednasa goweatherglobeclimatetop 22 in 2022atmospherenasadustcloudsdust storms_nasacsm-featuredtop viewed 2021top2022earth2025the globe program

iNaturalist

Share observations of biodiversity.

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Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentmuseuminsect populationsnatureiphonecsm-featuredcsm2026biodiversitylibrarysummer reading 2021android_mostop viewed 2021naturalistgardentop2022appec2020top 22 in 2022girl scoutsdisney

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentgirl scoutsfloodcrowdsourcingstoriescsm2025citytrees urban street forest mapcommunity engagementcommunitylos angelessatellitestop2022public mediajulia kumari drapkinnprclimate sciencemountainstreesbirdstop 22 in 2022citizen science waterrainnasa orbiting carbon observatorybackyarddroughtclimateclimate educationcitizen scienceyale climate connectionscarbonphotographyurban heat islandbeachesweathersea level risemarine environmentjet propulsion laboratorycoastal changeurban heatclimate changescienceearth2025nasaearth sciencejournalismheattop viewed 2021remote sensingneighborhoodsensorscitizen journalismwnycnew orleansmappingcsm-featurednew yorksnowradiomiamiearthresiliencefun

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceEcology & EnvironmentOcean Water MarineNature & OutdoorsEducationappcsm2025top viewed 2021plastic pollutionlitterearth2025csm2026ecology & environmenttrackermarine debrisdebrisnature & outdoorscsm-featuredwaste managementocean pollutionmarinegirl scouts

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