Final answer:
The Sahara is the world's largest nonpolar desert, covering an area of about 3.6 million square miles in northern Africa.
Step-by-step explanation:
The world's largest nonpolar desert is the Sahara. It covers an area of about 3.6 million square miles, making it larger than the other deserts mentioned. The Sahara is located in northern Africa, stretching across several countries including Algeria, Chad, Egypt, Libya, Mali, Mauritania, Morocco, Niger, Sudan, and Tunisia.
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