Assertion (A) : A negligible proportion of the people of the hot desert regions of the world are engaged in industrial pursuits. Reason (R) : Those regions are very poorly endowed with mineral and/or energy resources. Codes

The world population is the total number of humans currently living. It was estimated by the United Nations to have exceeded eight billion in mid-November 2022. It took around 300,000 years of human prehistory and history for the human population to reach one billion and only 222 years more to reach 8 billion.