Image copyright and appropriate usage

All images copyright 2004-2017 David Burdick, unless otherwise stated. The images presented on may be used for personal use, such as for computer desktop wallpaper, without permission from the photographer. Images may be used for other non-commercial purposes, such as for workshop/conference presentations or for educational and outreach activities by government and non-government entities, but permission must be obtained from the photographer prior to use. Images are not intended for commercial use, but the photographer may be contacted at burdickdr at hotmail dot com to discuss appropriate compensation should he agree to allow images to be used for commercial purposes.