Information on TEK has been organized by continent/area. In cases where research is about multiple countries or no particular country, please see International, Across Borders. To see who has used TEK and how it has been used, please click on the following pages to access examples:
International, Across Borders
Africa
Australia
Central America
Europe-Asia
Island Nations
North America, not including the United States
South America
International, Across Borders
Africa
Australia
Central America
Europe-Asia
Island Nations
North America, not including the United States
South America
Last updated: October 4, 2018