top viewed 2021

within 25 miles

Mar 18, 2026

Near

Distance

From

Until

19 opportunities found! use fewer search filter criteria to find more opportunities

Filters

Activity Type

Age

Kids Friendly Only

21+ Only

Participant Age Range Minimum

100

Participant Age Range Maximum

100

Cost

Any Cost Free Only

Topic

Venue Type

Host Organization

Partner Organization

Rob Dunn Lab

Ant Picnic

Inform scientists about global food preferences of ants

Anywhere

Ongoing

Citizen ScienceAgricultureFoodOcean Water MarineEcology & EnvironmentEducationInsects & PollinatorsNature & Outdoorssummerfunantstop viewed 2021your wild lifenorth carolinacookiestop2022nutrientsgirl scoutsfallsummer reading 2021outsidedietwinterpicnicantrob dunn labdunn labwildlifenutritionspringrob dunntop 22 in 2022ant picnic

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spaceplanetswisenasa-sciactplanet nine_nasanasa-supportednasastarssolar systemtop viewed 2021brown dwarfs

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 & Outdoorsinsectstop viewed 2021cicadaperiodical cicadasinsectcicadas

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen ScienceHealth & Medicinewatertop 22 in 2022top viewed 2021top2022healthpipes

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorsdolphinseamammalstop viewed 2021killer whaleunderwaternature & outdoorsconservationstorytellingwhale trackingoceanwhale biologywhale watchingminke whaleorcasanimalhumpbackstoryresearchwildlifewhalestrackgpsminkemarine mammalphoto idfin whalesea mammalwhale migrationoceanscetaceanidentificationfinecology & environmentorcamappingstoriesphoto identificationnon-invasivestrandingwhale watchmarine mammalogymapwhalerescuehumpbacksphotoocean-dwellingmammalmigrationtrackingsea animalcitizen sciencephotography

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacelibrarynalight pollutiontop 22 in 2022csm-featuredtop2022startop viewed 2021girl scouts

NASA and The GLOBE Program

GLOBE Observer: Clouds

Help scientists understand the sky from above and below.

Anywhere

Ongoing

Citizen ScienceOcean Water MarineNature & OutdoorsClimate & WeatherEcology & EnvironmentAstronomy & SpaceGeology & Earth Scienceearth2025appnasa-sciactglobe_nasanasa-supporteddust stormsgirl scoutsatmospherethe globe programcsm2025nasa godusttop viewed 2021csm-featuredtop2022cloudsclimateweathertop 22 in 2022nasa

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsBiologyNature & OutdoorsInsects & PollinatorsOcean Water Marineiphonebiodiversitycsm-featuredapptop viewed 2021insect populationsgardentop 22 in 2022androidnaturalistsummer reading 2021top2022girl scoutslibraryec2020museumnature

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentfunnasa orbiting carbon observatorycsm-featuredcitizen sciencepublic mediaclimate changenprtop 22 in 2022journalismjet propulsion laboratorytreescommunity engagementremote sensingsatellitesstoriescoastal changemappinglos angelesjulia kumari drapkinurban heat islandmiamimarine environmentearthcrowdsourcinggirl scoutsdroughtearth2025photographycitizen journalismclimate educationcommunityrainheatcsm2025trees urban street forest mapcitizen science waterresilienceyale climate connectionssciencesensorscitytop viewed 2021new yorkbeachessea level risebackyardtop2022birdsnew orleansclimate scienceneighborhoodradionasaclimateweathersnowfloodwnycearth scienceurban heatcarbonmountains

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceNature & OutdoorsEcology & EnvironmentOcean Water MarineEducationplastic pollutionecology & environmentnature & outdoorsgirl scoutsmarinetrackercsm2025top viewed 2021csm-featuredappearth2025ocean pollutionlittermarine debrisdebriswaste management

Share Your Results

Share the list by copying the link below

Copy Link