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2. David Sobel. (2008). Childhood and Nature: Design Principles for Educators. Markham: Pembroke Publishers. 168 pp.
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Soren Breiting, Michela Mayer, & Finn Mogensen. (2005). Quality Criteria for ESD-Schools: Guidelines to enhance the quality of Education for Sustainable Development. Vienna, Austria: Austrian Federal Ministry of Education, Science and Culture. 48 pp.
4. Lisa Benton-Short & John Rennie Short. (2008). Cities and Nature. New York: Routledge. 304 pp.
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6. Scott Atran & Douglas Medin. (2008) The Native Mind and the Cultural Construction of Nature. Cambridge: MIT Press. 333 pp.
7. David W. Jardine, Patricia Clifford, & Sharon Friesen. (2008). Back to the Basics of Teaching and Learning: Thinking the World Together. (2nd ed) New York: Routledge. Unknown pp.
8. Ronald Moore. (2007). Natural Beauty: A Theory of Aesthetics Beyond the Arts. Peterborough: Broadview Press. 272 pp.
9. Herbert Broda. (2008). Schoolyard-Enhanced Learning: Using the Outdoors as an Instructional Tool, K-8. Markham: Pembroke Publishers. 182 pp.
10. Laird Christensen & Hal Crimmel. (2008). Teaching About Place: Learning from the Land. Reno: University of Nevada Press. 247 pp.
11. Jeffrey Mathes McCarthy. (Ed.). (2008). Contact: Mountain Climbing and Environmental Thinking. Reno: University of Nevada Press. 242 pp.