This document discusses human persons and their relationship with the environment from philosophical and theoretical perspectives. It describes the anthropocentric model, which views humans as superior to nature, and the ecocentric model, which sees humans as part of the natural world. The ecocentric model includes theories of deep ecology, social ecology, and ecofeminism. The document also discusses early philosophers like Anaximander and Pythagoras and their views on nature. Overall, it analyzes different frameworks for understanding the human-environment relationship.