What is Traditional Ecological Knowledge (TEK)?

What is Traditional Ecological Knowledge (TEK)? 

Traditional Ecological Knowledge, also called by other names including Indigenous Knowledge or Native Science, (hereafter, TEK) refers to the evolving knowledge acquired by indigenous and local peoples over hundreds or thousands of years through direct contact with the environment.  For examples of TEK incorporation into Federal Land management and Natural Resource conservation see the USFWS Fact Sheet below:

USFWS Fact Sheet