The book mentions Walt's intensity and his intelligence. When Jon Krakauer goes to speak with Walt McCandless, he notes: "the set of his [Walt's] jaw betrays an undercurrent of nervous energy...there is no mistaking from whence Chris's intensity came". They also note several times at the intelligence of Mr. McCandless, and that of Chris is noted by several people throughout the book.
The reason why the geosphere is included in the carbon cycle during the forest fire because carbon is being released back into the atmosphere during a forest fire
<span>The town has basically given up on the Ewells. They let Bob collect wefare and hunt out of season because the town does not want Ewell's kids to starve.</span>