John Muir influenced Theodore Roosevelt to set aside 100 million acres as federal forests :)
Answer:
John Muir
Explanation:
John Muir was a conservationist, rural landowner, explorer and Scottish American writer who played a key role in creating the first American protected areas and is considered to be one of the founders of the modern conservation movement.
Muir's writings influenced Theodore Roosevelt in the creation of Yosemite National Park, and many dams were no longer erected or interrupted in national park territories thanks to his ideas.
