trees

within 25 miles

Mar 15, 2026

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University of Freiburg

3Dtrees.earth

Collect data and tools for LiDAR-based forest monitoring

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentGeographyComputers & Technologymonitoringlidarforestinventorycomputer visionscanningdronesremote sensing

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 Marineweathernatureappsummerair quality indexair pollutionscienceairandroidcommunity-based monitoringmobile applicationcitizen scienceautumnsmartphone applicationclimateenvironmental justiceequityexperimentiphoneair qualitycarbon dioxidedataoutdoorsinvestigationcarbon monoxideglobal warmingec2020databaseenvironmentstemwinterspringparticulate matterclimate changeweather dataair pollution monitoringusagirl scoutsclimate monitoringhikingbicycling

Arizona Worm Farm

Arizona Worm Farm: VIP Tour

Arizona Worm Farm Arizona

March 21, 2026 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 & Environmentclimate changecarbon sequestrationurban ecologytrees

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 & Outdoorsforest healthwoodlandsdeerwildlifeforestseedlingswildflowerstreesecology

Airigami

Balloon Breakdown

Help compost 40,000 latex balloons

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & Environmentballoonscompostballooncomposting

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 & EnvironmentBirdsbird monitoringbell miner associated dieback (bmad)gondwana world heritagebmad affected forestaustralia birdslocations of native bell miner coloniesdata treeslandholders biodiversitytree health across the northern rivers region of new south wales

Butterfly Wonderland

Butterfly Wonderland: “Wine & Wings” Date Night

Butterfly Wonderland Arizona

March 27, 2026 at 7:00 AM

CommunityGeneral Science

Zooniverse

Buzzy Bee - African Canopy Pollinators

Study pollination of Central African timber species

Anywhere

Ongoing

Citizen ScienceInsects & PollinatorsEcology & EnvironmentBiologypollen dispersal distancescirculating entomofaunatropical rainforesttree speciespollination flower ecology tree conservation interaction botany insect entomologytimber speciesfloral traitssize and composition of pollinators communities

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