One of the central political and environmental issues of the 21st Century is Cli

One of the central political and environmental issues of the 21st Century is Climate Change. In chapter 14, (pp. 427 ff.) Mackinnon offers a discussion of different aspects of this important issue. Explain some of these issues and their significance for our world. Using Rule Utilitarianism, identify and discuss some of the ethical conflicts inherent in Climate Change?
I attached scanned pages from text book. Feel free to use additional sources.