Question

How is John Muir an influential and significant figure in America?

I would greatly appreciate some sources to explore and expand my research.

Answer 1

He played a major role in the establishment of national parks

Explanation:

John Muir was a Scottish-born American naturalist and played a key role in developping national parks in the USA, for instance the Yosemite national park in California as he had spent time living in the Sierra Nevadas.

Many natural places were named after him in his honor.

Sources:http://www.notablebiographies.com/Mo-Ni/Muir-John.html