Assignment write-up; Individual

You are to attempt a regenerative plan to vernacular architecture of various regions- based on climatic zones, and closer to stronger ecosystem such as rain forests, or devastation of Afghanistan as example as to what is happening to cultural systems or natural ecosystem as direct impact on the human settlement.
What are the qualifying climatic zones where such vernacular architecture elements are confounded?
What are the forces acting to diminish these elements?
What do you suggest to contain the problem in the present scenario?