trees

within 25 miles

May 5, 2026

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University of Freiburg

3Dtrees.earth

Collect data and tools for LiDAR-based forest monitoring

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentGeographyComputers & Technologyremote sensinglidarcomputer visiondronesmonitoringinventoryscanningforest

Ancient Tree Inventory

To build a living database of ancient trees

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsBiologytrees, united kingdom

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 Marinesmartphone applicationappcarbon dioxidestemclimateenvironmentsummerwinterequityexperimentair qualitycarbon monoxideoutdoorsweatherairglobal warmingmobile applicationsciencehikinginvestigationdatabasebicyclingusaair quality indexair pollutionspringec2020citizen scienceandroidenvironmental justiceautumndataclimate monitoringiphoneclimate changeweather datagirl scoutsparticulate matternaturecommunity-based monitoringair pollution monitoring

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 & Environmentclimate changeurban ecologycarbon sequestrationtrees

Cornell University/New York Department of Environmental Conservation

AVID (Assessing Vegetation Impacts from 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 ScienceAnimalsEcology & EnvironmentNature & Outdoorstreeswildlifewoodlandswildflowersdeerforestecologyseedlingsforest health

Airigami

Balloon Breakdown

Help compost 40,000 latex balloons

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & Environmentballoonsballooncompostingcompost

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 & EnvironmentBirdslandholders birdsgondwana world heritagetree health across the northern rivers region of new south walesbell miner associated dieback (bmad)locations of native bell miner colonies trees biodiversitybmad affected forestbird monitoringdataaustralia

Zooniverse

Buzzy Bee - African Canopy Pollinators

Study pollination of Central African timber species

Anywhere

Ongoing

Citizen ScienceInsects & PollinatorsEcology & EnvironmentBiologytropical rainforesttimber speciesfloral traitssize and composition of pollinators communitiespollen dispersal distancescirculating entomofaunapollination flower ecology tree conservation interaction botany insect entomologytree species

Casey Trees

To restore, enhance and protect the trees of Washington DC

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentGeology & Earth ScienceNature & OutdoorsBiologytree plantingcanopywashington d.c.plantingtrees

Caterpillars Count!

Monitor the seasonality and abundance of foliage arthropods

Multiple locations, including yours!

Ongoing

Citizen ScienceInsects & PollinatorsEducationEcology & EnvironmentBiologyNature & OutdoorsAnimalsGeographyinsectscsm-featuredbiodiversityarthropodscsm2025earth2025phenologycaterpillarscsm2026bird food

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