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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
Sep 14, 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 Marineusaec2020particulate mattersmartphone applicationclimate changesummercarbon dioxideoutdoorsairautumnappmobile applicationcitizen sciencescienceweatherdatabicyclingcarbon monoxidedatabaseandroidclimatecommunity-based monitoringenvironmentiphoneclimate monitoringwinterhikingweather datastemair pollutionenvironmental justicenaturegirl scoutsair quality indexexperimentglobal warmingair pollution monitoringair qualityinvestigationequityspring
Arizona Worm Farm
Arizona Worm Farm: Fruit Tree Basics
Arizona Worm Farm Arizona
- September 27, 2025 at 7:00 AM
CommunityGeneral Science
Arizona Worm Farm
Arizona Worm Farm: VIP Tour
Arizona Worm Farm Arizona
- Ongoing through September 14, 2025 at 6:59 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 ecologytreesclimate change
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 & EnvironmentAnimalsforest healthwildlifedeertreesforestecologywildflowersseedlingswoodlands
Airigami
Balloon Breakdown
Help compost 40,000 latex balloons
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & Environmentcompostingballoonscompostballoon
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.
Unrecognized location type near
- Ongoing
Citizen ScienceEducationEcology & EnvironmentBirdstree health across the northern rivers region of new south waleslandholders biodiversitylocations of native bell miner coloniesaustraliabird monitoring birdsbmad affected forestbell miner associated dieback (bmad)datagondwana world heritage trees
Zooniverse
Buzzy Bee - African Canopy Pollinators
Study pollination of Central African timber species
Anywhere
- Ongoing
Citizen ScienceInsects & PollinatorsEcology & EnvironmentBiologytree speciessize and composition of pollinators communitiestropical rainforestpollen dispersal distancestimber speciespollination flower ecology tree conservation interaction botany insect entomologycirculating entomofaunafloral traits
Casey Trees
To restore, enhance and protect the trees of Washington DC
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentGeology & Earth ScienceNature & OutdoorsBiologycanopywashington d.c.tree plantingplantingtrees