How does Krakauer use description to convey what it is like on Mount Everest?

Krakauer use description to convey into thin Air that it is like on Mount Everest

Explanation:

John Krakaeur is an American writer who wrote some of the best selling books. Apart from being a writer, he's also a mountaineer. In his book, 'Into Thin Air' Krakaeur have mentioned his experience of climbing Mount Everest. Thought description, John Krakaeur puts forward his extreme and mind blowing encounter on Mount Everest.

He states in his novel that it was his childhood dream to reach on the peak of the Everest. He describes his experience so well that it gives us goosebumps by knowing how despite all the hardships, he didn't give up.