top viewed 2021

within 25 miles

Jul 16, 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 & Outdoorsnorth carolinaantsoutsideant picnictop2022wildlifefallcookiesnutritiondietsummerwinterpicnictop viewed 2021top 22 in 2022girl scoutsnutrientsdunn labspringantsummer reading 2021rob dunn labyour wild lifefunrob dunn

NASA / Zooniverse

Backyard Worlds: Planet 9

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

Anywhere

Ongoing

Citizen ScienceAstronomy & Spacewiseplanetsstarstop viewed 2021planet ninenasa-supportedsolar systemnasa-sciactbrown dwarfs_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 & Outdoorsinsectscicadainsectcicadastop viewed 2021periodical cicadas

Crowd the Tap

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

Multiple locations, including yours!

Ongoing

Citizen Sciencetop2022top viewed 2021pipestop 22 in 2022waterhealth

Happywhale

Global Whale Tracking with Happywhale

Track individual whales and learn their stories.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsOcean Water MarineNature & Outdoorswhalestorymapwhalesunderwaterconservationanimalphotowhale biologyphotographyorcastrackingwhale watchingfinmammalidentificationstoriessea animalstorytellingnature & outdoorshumpbackocean-dwellingdolphinsea mammalresearchwhale trackingminkephoto identificationmammalsmarine mammalogytrackwhale migrationseaminke whaleorcawhale watchoceantop viewed 2021ecology & environmentmarine mammalcitizen sciencerescuehumpbackskiller whalegpsmappingmigrationwildlifecetaceannon-invasivefin whaleoceansstrandingphoto id

NSF’s NOIRLab

Globe at Night

To understand the impacts of light pollution.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsAstronomy & Spacegirl scoutsstarnalight pollutionlibrarytop 22 in 2022top2022_moscsm-featuredcsm2026top viewed 2021

NASA and The GLOBE Program

GLOBE Observer: Clouds

Help scientists understand the sky from above and below.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherOcean Water MarineNature & OutdoorsGeology & Earth ScienceAstronomy & SpaceEcology & Environmentthe globe programnasa godust stormscsm2025nasa-supportedclimateweatherappearth2025csm2026globe_nasatop viewed 2021top 22 in 2022top2022nasa-sciactcloudsatmospherenasacsm-featureddustgirl scouts

iNaturalist

Share observations of biodiversity.

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsBiologyNature & OutdoorsInsects & PollinatorsOcean Water Marinesummer reading 2021girl scoutsandroidtop2022gardencsm-featuredbiodiversityappcsm2026top viewed 2021insect populationsmuseumlibraryiphonenaturalist_mosec2020top 22 in 2022naturedisney

ISeeChange

We’re making a record of climate change impacts.

Anywhere

Ongoing

Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentdroughtcitizen science watercitizen sciencepublic mediasnowcsm-featuredsea level risenew orleansnew yorkwnycremote sensingcoastal changefunclimatecommunity engagementclimate scienceurban heattop viewed 2021girl scoutsbirdsearth2025journalismearth sciencetop2022carbonbeacheslos angelesmappingcitymarine environmentheattop 22 in 2022satellitesbackyardradiorainearthnasaclimate changestoriessciencetreescommunitymiamiweatherclimate educationurban heat islandjet propulsion laboratorycitizen journalismcsm2025sensorsnasa orbiting carbon observatoryneighborhoodyale climate connectionsnprresiliencephotographyfloodtrees urban street forest mapmountainsjulia kumari drapkincrowdsourcing

Marine Debris Tracker

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

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceEcology & EnvironmentOcean Water MarineNature & OutdoorsEducationtop viewed 2021csm-featuredplastic pollutionocean pollutiontrackernature & outdoorsgirl scoutsappcsm2026litterecology & environmentmarine debriswaste managementearth2025csm2025debrismarine

Share Your Results

Share the list by copying the link below

Copy Link