What is the main conflict in One Man's Wilderness: An Alaskan Odyssey by Sam Kieth?

Sam Keith writes "One Man's Wilderness, An Alaskan Odyssey" in 1973, from the daily journals of Richard Proenneke about his Alaskan wilderness cabin building experience that begins in 1967. This book is the account of Sam's respected and dedicated friend, who he meets in 1952, when he lives in Alaska for three years. This 223 page non-fiction quasi-historical book records Dick's actual day-to-day life and events. Sam Keith spends two weeks living with Dick Proenneke in his cabin during the time he writes "One Man's Wilderness." Keith shares Dick's experiences through writing this book. Sam Keith turns daily journals of his friend into a lively study of successful wilderness survival.