top viewed 2021

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Nov 26, 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 & Outdoorsnorth carolinaantantssummer reading 2021picnicspringdunn labdietant picnictop2022rob dunn labcookiesgirl scoutssummerrob dunnfunnutritionoutsidetop 22 in 2022top viewed 2021your wild lifefallwildlifenutrientswinter

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacenasa-supportednasaplanet ninetop viewed 2021brown dwarfswise_nasasolar systemplanetsstarsnasa-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 & Outdoorscicadaperiodical cicadasinsectcicadasinsectstop viewed 2021

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinepipestop 22 in 2022top2022healthtop viewed 2021water

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

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Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorsmammalsgpsnature & outdoorsstoryhumpbacktrackingidentificationresearchphotocetaceanoceanwhalesdolphinmappinganimaltop viewed 2021whale watchingseaminke whalestorytellingstrandingphotographysea animalnon-invasivefin whaleunderwaterocean-dwellingsea mammalwhale watchorcaswhalecitizen scienceminkewhale trackingecology & environmentrescuehumpbacksoceansmapphoto identificationstoriesconservationfinphoto idmarine mammaltrackkiller whalemammalwhale biologywhale migrationmarine mammalogymigrationorcawildlife

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacegirl scoutslibrarytop2022csm-featuredlight pollutiontop viewed 2021nastartop 22 in 2022

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 Marineappatmospherecsm-featurednasanasa goglobenasa-supportedtop 22 in 2022girl scoutsthe globe programtop2022dustearth2025climate_nasanasa-sciactcsm2025top viewed 2021cloudsweatherdust storms

iNaturalist

Share observations of biodiversity.

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Ongoing

Citizen ScienceOcean Water MarineInsects & PollinatorsNature & OutdoorsBiologyAnimalsEcology & Environmentinsect populationsec2020top2022museumiphonetop viewed 2021top 22 in 2022summer reading 2021librarygardenappnaturecsm-featurednaturalistgirl scoutsandroidbiodiversity

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentnasasea level risebirdsyale climate connectionsearthpublic mediaclimate changecommunity engagementheatweathernasa orbiting carbon observatorycitizen science watermiaminew yorkmarine environmenturban heat islandradiourban heatdroughtearth sciencelos angelestrees urban street forest mapcommunityfuncsm2025rainresiliencestoriescitizen journalismsatelliteswnycsnowfloodtop 22 in 2022sensorsnew orleanscrowdsourcingphotographycoastal changejournalismcitycarbonmappingclimatenprclimate educationclimate sciencejet propulsion laboratoryremote sensingtreesbackyardmountainsearth2025top2022citizen sciencetop viewed 2021julia kumari drapkinbeachessciencecsm-featuredneighborhoodgirl scouts

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsEcology & EnvironmentGeology & Earth ScienceOcean Water MarineEducationcsm2025girl scoutswaste managementdebristop viewed 2021csm-featuredearth2025marine debristrackerecology & environmentappmarineplastic pollutionnature & outdoorslitterocean pollution

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