1. Introduction. 1.1 A brief history of environmental education. 1.2 Education for sustainable development. 2. Because we are citizens. 2.1 Future generations as fellow citizens. 2.2 Future generations as heirs of our community. 2.3 Future generations as imagined strangers. 2.4 Education for an open future. 3. Because we are Human. 3.1 In defence of an aesthetic account of intrinsic natural value. 3.2 On the status of nature and her evaluators. 3.3...