Stephen G. Weaver, Ph.D./Earth Systems Imaging

Arctic National Wildlife Refuge Photography

birds and bird behavior

Black and White images

Flowering and non-flowering plants

Images of trees and forest environments

images of geologic processes and earth materials

Grand Teton National Park

Kansas prairie landscapes

Images from the Medano-Zapata Ranch, a Nature Conservancy property and part of the Great Sand Dunes National Park and Preserve in the San Luis Valley of Colorado

Mountains and Mountain Ranges of North America

Images of sunrise and sunset

Wild horses in the Pryor Mountains,Pryor Mountain Wild horse Management Area, Montana