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Big Cat Falls
Lions and tigers, oh my. Here you’ll find our family of large and endangered cats from around the world.
Philadelphia, Pennsylvania
- Ongoing
ExhibitionAnimalsEcology & Environment
snow
within 25 miles
Jan 7, 2026
21 opportunities found! use fewer search filter criteria to find more opportunities
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Chandler Public Library
Chandler Public Library: STEAM Jr. – Winter Wonders
Chandler Public Library - Basha Campus Arizona
- January 21, 2026 at 7:00 AM
CommunityGeneral Science
UC Davis Tahoe Environmental Research Center
Citizen Science Tahoe
Collect observations on water, algae, and litter around Lake Tahoe.
Multiple locations, including yours!
- Ongoing
Citizen ScienceClimate & WeatherEcology & EnvironmentGeology & Earth ScienceNature & OutdoorsOcean Water Marinestories in the snowwater qualitydriuc davistahoe environmental research centerwater colorlake tahoeleague to save lake tahoelittertruckeedesert research institutealgaeucdavistahoetrashkeep tahoe blue
CoCoRaHS: Community Collaborative Rain, Hail and Snow Network
Provide weather data to meteorologists
Multiple locations, including yours!
- Ongoing
Citizen ScienceClimate & Weatherfood securityrainprecipitationcsm2025climatehailcoopersnowgirl scoutsec2020hurricaneweather_nasatop2022the crowd and the cloudtop 22 in 2022earth2025csm-featurednational weather service
The Community Collaborative Rain, Hail and Snow Network.
Community Collaborative Rain, Hail and Snow Network of Maine
Gray Maine
- Ongoing
Citizen ScienceGeneral ScienceCitizen Science
NASA
Community Snow Observations
To improve temporal and spatial snow depth data coverage.
Anywhere
- Ongoing
Citizen ScienceOcean Water MarineEducationGeology & Earth ScienceClimate & WeatherGeographyComputers & TechnologyEcology & EnvironmentNature & Outdoors_nasaremote sensingnasamountainshydrologycryospheresnow
Scripps Institution of Oceanography and Universidad Nacional de La Plata
Fjord Phyto
Monitor phytoplankton communities along the Arctic and Antarctic coast
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentBiologyOcean Water Marinenasa-sciact_nasaglaciersiaatocsm2025polargeneticsicemicrobesantarticafjordphytofjordswintermetatranscriptomicsmicrobemetagenomicsphytoplanktonsnowmeltwaterwaptourismglacial meltwaterantarcticanasa-supportedantarctic
Charlotte Amateur Astronomers Club
GHRO Telescope Training
GHRO SC
- January 24, 2026 at 9:30 PM through 9:30 PM
CommunityAstronomy & Space
ISeeChange
ISeeChange
We’re making a record of climate change impacts.
Anywhere
- Ongoing
Citizen ScienceClimate & WeatherDisaster ResponseEcology & Environmentsciencecarbonbirdstop 22 in 2022droughtclimate scienceurban heat islandtreesearth2025floodnew orleansjet propulsion laboratorywnyctop viewed 2021earth sciencetrees urban street forest mapmountainssensorsphotographytop2022radionprmiamibeachesbackyardclimate educationrainpublic mediasatellitesweatherremote sensingnasa orbiting carbon observatorynew yorkheatcrowdsourcingsnowmarine environmentnasagirl scoutsurban heatclimatecityneighborhoodcommunitycsm2025julia kumari drapkinstoriesclimate changelos angelessea level risecitizen science waterjournalismresiliencecsm-featuredcitizen sciencecoastal changecitizen journalismyale climate connectionscommunity engagementearthfunmapping
Lynker and DRI / NASA
Mountain Rain or Snow
Our goal is to improve estimates of precipitation phase (rain vs. snow).
Multiple locations, including yours!
- Ongoing
Citizen ScienceOcean Water MarineEcology & EnvironmentClimate & Weathernasa-supportedtechnologynasa-sciactprecipitationwatersnowclimatehydrology_nasarainweather