This essay discusses various writings of U.S. writer and naturalist Theodore Dreiser. It presents his views and socio-political position on the relationship between the environment, ecology and social classes. In his 1925 masterpiece, "An American Tragedy," he writes of the life and struggles of the young Clyde Griffiths amidst America's nobility. In the novel, there are allusions of injustice amongst social classes as to access to natural resources, such as water. Dreiser's other writings on the same theme are also reviewed.