<span>they made many glaciers that are yet to melt and the also lowered the temperature that we have today </span>
<u>Answer:</u>
The "Tian Shan" is a great resource for iron, coal and lead mining.
<u>Explanation:</u>
- The Tian Shan that is located in the central part of Asia is a huge system of various mountain ranges that are said to have formed in the Pliocene period, about '7 to 2.5 million' years ago.
- It is spread over an area that is 2500 kilometers long and about 500 kilometers wide.
- The Tian Shan hosts numerous deposits of coal, iron, and lead.
Africa, Antarctica, Asia, Australia/Oceania, Europe, North America, and South America.