We're in beta! If you find a bug or have feedback, let us know in our 
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
Jul 6, 2025
16 opportunities found! use fewer search filter criteria to find more opportunities
Filters
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 Marinetahoe environmental research centerdritruckeelitterstories in the snowucdavistahoedesert research instituteuc davisleague to save lake tahoetrashlake tahoewater colorkeep tahoe bluewater qualityalgae
CoCoRaHS: Community Collaborative Rain, Hail and Snow Network
Provide weather data to meteorologists
Multiple locations, including yours!
- Ongoing
Citizen ScienceClimate & Weatherthe crowd and the cloud_nasarainprecipitationweathertop2022hailec2020national weather servicecsm-featuredsnowcoopercsm2025girl scoutshurricaneclimatefood securityearth2025top 22 in 2022
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 ScienceEcology & EnvironmentGeographyClimate & WeatherGeology & Earth ScienceEducationOcean Water MarineNature & OutdoorsComputers & Technologymountainshydrologyremote sensingsnownasa_nasacryosphere
NASA / Vernet Lab at Scripps Institution of Oceanography
Fjord Phyto
Monitor phytoplankton communities along the Antarctic Peninsula
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentBiologyOcean Water Marinetourismwapwintermetatranscriptomicsfjordphytoiaato_nasameltwatericesnowphytoplanktonmicrobemetagenomicsglacial meltwaterpolarmicrobesnasa-sciactantarticacsm2025antarcticgeneticsglaciersantarcticafjords
ISeeChange
ISeeChange
We’re making a record of climate change impacts.
Anywhere
- Ongoing
Citizen ScienceEcology & EnvironmentDisaster ResponseClimate & Weatherresiliencenasatop 22 in 2022citizen journalismmountainsnasa orbiting carbon observatorycitizen scienceurban heat islandjulia kumari drapkincoastal changeremote sensingtrees urban street forest mapcommunity engagementclimate changestoriesbackyardheatnprnew yorkscienceurban heattop2022cityearthsea level risewnycclimate educationcrowdsourcingcommunityweatherearth2025snowyale climate connectionsbeachesbirdsmappingmarine environmentgirl scoutsmiamiclimatetreesfuncsm2025neighborhoodclimate sciencedroughtsatellitesphotographyradionew orleansrainlos angelescitizen science waterearth sciencefloodpublic mediacsm-featuredjournalismcarbontop viewed 2021jet propulsion laboratorysensors
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 ScienceClimate & WeatherEcology & EnvironmentOcean Water Marine_nasanasa-sciactprecipitationtechnologywaterclimatesnowrainhydrologyweather
Precipitation ID Near the Ground (PING)
Develop radar technologies to detect precipitation
Multiple locations, including yours!
- Ongoing
Citizen ScienceClimate & WeatherComputers & TechnologyOcean Water MarineNature & Outdoorsrainweatherclimate & weatherandroidnoaaiphoneprecipitationhailnational weather service
Izaak Walton League of America
Salt Watch
Monitor chloride levels in local streams.
Multiple locations, including yours!
- Ongoing
Citizen ScienceOcean Water MarineEcology & EnvironmentEducationearth2025saltcsm2025waterwayroad salt
12