How do the maps strengthen john muir’s main arguments?

You didn't show us a map, but I can tell you something about John Muir (1838-1914). He was an ardent environmentalist and an early leader in movements to protect the American wilderness. He helped campaign to make Yosemite a national park. He also co-founded the Sierra Club, along with Henry ...

If this is a true or false question the answer is true.