The unnatural and human-induced change that destroys the resilience and biological potential of an arid and semi-arid ecosystem, and that has been quite common in the Sahel region for the last several decades, is called __________.
Fill in the blank(s) with correct word
Question 2
_______ a term used to describe the practice of arranging villages and homes to promote maximum harmony with the natural and spiritual environments.
Fill in the blank(s) with correct word