Why is there one of the rainiest places on Earth on the southern slopes of the Himalayas, and the northern slopes are waterless deserts?

The southern slopes are windward, the summer monsoon brings moisture there from the Indian Ocean, and the northern slopes are leeward.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.