Dr. Harper has collaborated with many Tribes and institutions regarding human health and exposure to various environmental contaminants. Examples of this work are housed at Oregon State University. The “Tribal Specific Human Health Risk Scenario Manual” is probably the document of most interest to environmental practitioners employed by native governments. This document is found at:

Tribal Specific Human Health Risk Scenario Manual (scroll down to Manuals and Publications)

EXCERPTED FROM A RECENT "TALK" ON TRIBAL RISK