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Warren Wilson Center Campus TreeMap

Warren Wilson TreeMap Results Overview

Introduction

This page displays some of the results of the Warren Wilson Center Campus Tree Study. The results are broken down by land type. "Landscape Tree Census" refers to the trees measured in the complete inventory of landscape trees. "Forest Sample Inventory" refers to estimated results for the forested areas of center campus based on 20 randomly placed sample plots.

Number of Trees

Landscape Tree Census: 1,153
Forest Sample Inventory: 8,760
Total: 9,913

Density

Landscape Tree Census: 29.5 trees/acre
Forest Sample Inventory: 438 trees/acre
Total: 168 trees/acre

Area

Landscape Tree Census: 39 acres
Forest Sample Inventory: 20 acres
Total: 59 acres

Tree Cover

Landscape Tree Census: 46%
Forest Sample Inventory: 92.1%

Most Numerous Species (in descending order)

Landscape Tree Census: Flowering dogwood (Cornus florida), Eastern hemlock (Tsuga canadensis), Norway spruce (Picea abies)

Forest Sample Inventory: Eastern white pine (Pinus strobus), Tulip tree (Liriodendron tulipifera), Sourwood (Oxydendrum arboreum)

Carbon Storage

Landscape Tree Census: 480 short tons (435 metric tons)
Forest Sample Inventory: 1940 short tons (1,760 metric tons)

Total: 2419 short tons (2,195 metric tons)
Equal to the total carbon emissions of Warren Wilson College for 202 days.

Yearly Carbon Sequestration

Landscape Tree Census: 12 short tons (11 metric tons)
Forest Sample Inventory: 56 short tons (51 metric tons)

Total: 68 short tons (62 metric tons)
Equal to the total carbon emissions of Warren Wilson College for 6 days.

Structural Replacement Value of Trees

Landscape Tree Census: $2.11 million
Forest Sample Inventory: $8.93 million
Total: $11.04 million

Most Valuable Species (structural replacement value)

Landscape Tree Census:
White oak (Quercus alba) - $462,310
White pine (Pinus Strobus) - $149.352
Norway spruce (Picea abies) - $146,004

Forest Sample Inventory:
White oak (Quercus alba) - $3,905,134
White pine (Pinus Strobus)- $1,470,626
Tulip tree (Liriodendron tulipifera)- $1,129,980

Yearly Air Pollutant Removal (CO, O3, NO2, PM10, SO2, PM2.5 combined)

Landscape Tree Census: 0.63 short tons (0.57 metric tons)
Forest Sample Inventory: 1.1 short tons (1 metric ton)
Total: 1.64 short tons (1.57 metric tons)