Answer:
The Dust Bowl permanently focused attention on the ways that human interaction with the environment could have consequences for both people and the environment (Worster, 1979; Hurt, 1981; Gutmann and Cunfer, 1999; Cunfer, 2002).
Explanation:
The answer is c natural rights :)
It is becuase they fight on land and in water
Source B: A book written by a historian who is an expert in US history. because hes the expert