~Hello there! ^_^
Your question: What is the major ethnic group in Western Asia..?
Your answer: The following are the major ethnic groups in Western Asia:
1) Han
2) Yamato
3) Korean
Happy Studying!
Some examples would be the Silk trade or even their Food.
When caused by humans, acid rain is most commonly a byproduct of intense air pollution. As pollutants are pumped into the atmosphere, the particles rise up to the point where water can condense around them thereby forming water vapor and rain drops; however, those rain drops are closely intertwined with the pollutants thereby giving them an acidic nature.