GIS Analysis of National Forest Distribution in

the United States

GEOG 385

What?◦ Look at the dispersion of Federal Land across the

US◦ Compare distribution of forests to population and

environmental factors on a nationwide and statewide scale

Why this?◦ Forestry Resources Major◦ Interested in geography and natural resources

Introduction

Data◦ Most Data from Forest Service and ArcGis Online◦ Shapefiles—added in layers

Data Manipulation◦ Layer formatting◦ Mean Center and Central Feature Tools ◦ Changing projections◦ Clipping

Methods

Dispersion◦ More in North◦ National land primarily in Western half

Humans◦ East Coast more than West◦ Denser populations along coasts◦ Less in forests

Environmental Factors◦ Coasts and mountains

Oregon◦ Mostly same trends as above

Results: Overview

Results: National Dispersion

Results: National Dispersion

Results: Population

Results: Population

Results: Environmental

Results: Environmental

Results: Environmental

Results: Oregon