Which one of the following most accurately states the main idea of the passage? A. Mounting evidence of humanity's capacity to damage the environment should motivate action to prevent further damage. B. The ecological mystique identified with Frederic Clements has become a religious conviction among ecological reformers. C. George P. Marsh's ideas about conservation and stewardship have heavily influenced the present debate over the environment. D. The views of ecologists and industrial growth advocates concerning the environment have only recently become polarized. E. General greed, rather than particular individuals or industries, should be blamed for the environmental crisis.