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Ancient Tree Inventory
To build a living database of ancient trees
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsBiologytrees, united kingdom
trees
within 25 miles
Jul 3, 2025
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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 Marineautumnequityhikingdataair qualitywinterair quality indexstemusaenvironmental justiceclimateandroidbicyclingcommunity-based monitoringparticulate matterenvironmentappoutdoorsglobal warmingair pollutionclimate monitoringweather dataair pollution monitoringcarbon dioxidemobile applicationiphonenatureinvestigationspringdatabasesummerec2020airclimate changeweatherexperimentsmartphone applicationcitizen sciencesciencegirl scoutscarbon monoxide
Arizona Game and Fish Department
Arizona Game and Fish: Habitat Project | Apache Maid Fence Project
Apache Maid Arizona
- July 25, 2025 at 7:00 AM
CommunityGeneral Science
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 sequestrationurban ecologyclimate changetrees
Cornell University/New York Department of Environmental Conservation
AVID (Assessing Vegetation Impacts by Deer)
Monitor the effects of deer browsing on woodland trees and plants
Multiple locations, including yours!
- Ongoing through November 30, 2030 at 8:35 PM
Citizen ScienceNature & OutdoorsEcology & EnvironmentAnimalsecologyforest healthdeerwildflowersseedlingswoodlandsforestwildlifetrees
Airigami
Balloon Breakdown
Help compost 40,000 latex balloons
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & Environmentcompostingballoonballoonscompost
Northern Rivers Fire and Biodiversity Consortium Inc.
Bell Miner Associated Dieback Best Practice Project
Evaluate the removal of mid-storey density in disturbed forests using prescribed fire, weed control and bush regeneration as a method to restore BMAD affected forest.
Anywhere
- Ongoing
Citizen ScienceEducationEcology & EnvironmentBirds biodiversitylocations of native bell miner coloniesdata treesbird monitoringlandholdersbmad affected foresttree health across the northern rivers region of new south wales birdsaustraliagondwana world heritagebell miner associated dieback (bmad)
Zooniverse
Buzzy Bee - African Canopy Pollinators
Study pollination of Central African timber species
Anywhere
- Ongoing
Citizen ScienceInsects & PollinatorsEcology & EnvironmentBiologyfloral traitstree speciespollination flower ecology tree conservation interaction botany insect entomologytimber speciescirculating entomofaunasize and composition of pollinators communitiespollen dispersal distancestropical rainforest
Casey Trees
To restore, enhance and protect the trees of Washington DC
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentGeology & Earth ScienceNature & OutdoorsBiologytreescanopytree plantingwashington d.c.planting
Caterpillars Count!
Monitor the seasonality and abundance of foliage arthropods
Multiple locations, including yours!
- Ongoing
Citizen ScienceNature & OutdoorsBiologyEcology & EnvironmentEducationGeographyAnimalsInsects & Pollinatorsarthropodscsm-featuredcsm2025insectsearth2025caterpillarsbird foodbiodiversityphenology