Final answer:
The theme represented by the selection is the intrinsic connection between human actions, the health of the environment, and human civilization's future success, with a focus on ecological awareness and environmental health.
Step-by-step explanation:
The statement that represents the theme of the selection is the recognition of the interconnectedness between human actions, the environment, and the long-term success of human civilization. The thematic elements found in the selection suggest that a neglect of ecological and environmental health due to negative human impact can lead to detrimental consequences for the Earth and ultimately for humanity itself. The selection emphasizes the idea that human prosperity is heavily dependent on the well-being of the Earth's ecosystems, and that there needs to be a paradigm shift in how humans view and interact with nature. Themes of introspection, the consequences of actions, and environmental stewardship are present throughout the excerpts provided.
Environmental health, human prosperity, and the critical need for ecological awareness are central to the theme. The premise is that humans must mature and evolve their thinking to recognize that the protection of the Earth's biodiversity and natural landscapes is integral to our own survival and success. Humans must shift from a growth-focused mentality to one that values sustainability and living in harmony with nature, as indicated by the reference to embracing a 'humbler, slower, more feasible future that stresses natural harmony over conquest'.