The question of what is traditional knowledge and how does it interface with scientific knowledge is a very intriguing question. In understanding these issues better it is necessary to try to put aside assumptions that you all harbor and attempt to look at the issues involved with a an unbiased focus. This fascinating lecture/discussion by Elaine Abraham (Tlingit Elder) and Gordon Orians (U. of Washington) go a long way in trying to explain and bring these ideas together.

https://www.youtube.com/watch?v=jgfH77HvaHQ

This discussion focuses on ecological management in the Pacific Northwest and in doing so shows the similarities and differences between both methods of looking at the natural world.