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Acadia National Park's Hawk Watch
Document the population numbers of hawks in Acadia National Park
Bar Harbor, Maine
- Ongoing
Citizen ScienceBirdsschoodic institutenational parks
weather data
within 25 miles
Apr 15, 2026
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Coastal Plains Institute
Adopt an Ephemeral Wetland
Monitor amphibian populations in temporary wetlands
Multiple locations, including yours!
- Ongoing
Citizen ScienceAnimalsNature & OutdoorsClimate & WeatherEducationBiologyEcology & Environmentwetlandscommunity groupsboy scoutscommunity engagementamphibiansgirl scoutsmonitoring
American Kestrel Partnership
Help us learn why American Kestrel populations are declining.
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentClimate & WeatherBiologyBirdsNature & OutdoorsAnimalsidahoperegrine
American Meteor Society
American Meteor Society - Meteor observing
Accurate observer reports on fireballs and meteors
Multiple locations, including yours!
- Ongoing
Citizen ScienceEducationNature & OutdoorsGeology & Earth ScienceAstronomy & SpaceClimate & Weathernightplanetsmeteor showerat nightspace sciencemeteorsfireballsastronomy & spacenasameteoritesspace
2B Technologies, Inc.
AQTreks (AirQualityTreks)
Monitor air pollution levels and map air pollution around the US
Multiple locations, including yours!
- Ongoing
Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marinegirl scoutsaircitizen sciencebicyclinginvestigationcarbon monoxidesciencesmartphone applicationexperimentappdatahikingwinterair pollution monitoringair pollutionenvironmentclimatespringautumncarbon dioxideequityandroidglobal warmingmobile applicationair qualitynaturestemweather dataair quality indexusaparticulate matterec2020community-based monitoringoutdoorsclimate changeenvironmental justiceiphoneweatherclimate monitoringsummerdatabase
Arizona Water Watch- ADEQ
Arizona Water Watch
Map wet segments of streams and collect temperature data.
Multiple locations, including yours!
- Ongoing
Citizen ScienceNature & OutdoorsOcean Water MarineEcology & EnvironmentClimate & Weatherwater qualityarizona water watchstreamswet dry mappingarizona
NC State University | ecoipm.org | YourWildLife.org
A Tree's Life
To learn how climate & urbanization affect tree growth & health
Multiple locations, including yours!
- Ongoing
Citizen ScienceBiologyEducationClimate & WeatherNature & OutdoorsEcology & Environmentcarbon sequestrationclimate changetreesurban ecology
National Audubon Society
Audubon's Climate Watch
Participation in Climate Watch provides Audubon scientists with data to validate and refine our models for where species’ ranges will shift under the effects of climate change.
Multiple locations, including yours!
- Ongoing
Citizen SciencePolicyNature & OutdoorsEcology & EnvironmentClimate & WeatherBiologyBirdsbirdingclimate
Natural History Museum
Big Seaweed Search
Explore the distribution of UK and invasive seaweeds.
Multiple locations, including yours!
- Ongoing
Citizen ScienceOcean Water MarineEcology & EnvironmentClimate & WeatherNature & OutdoorsBiologyin oceansocean conservationoceanseaweedsbeachrockpooltidepoolmarineseashoreinvasiveseaweedat the beachukseabeach walkocean & water
Bleach Patrol
Monitor Global Coral Bleaching Events
Anywhere
- Ongoing
Citizen ScienceEducationOcean Water MarineBiologyEcology & EnvironmentClimate & WeatherPolicyNature & OutdoorsGeology & Earth ScienceGeographyAnimalscoral bleachingbleachingreefcoral reefcoralreef health