1. Introduction: Recent Trends in Science. 2. Do We Need a New, Holistic Ecology? 3. Models in Ecology. 4. Energy and Ecology. 5. Entropy and Ecology. 6. Exergy and Ecology. 7. Network and Hierarchial Concepts of Eco-Systems. 8. Utility Theory, Indirect Effect and Ascendency. 9. Catastrophe Theory and Ecology. 10. Chaos, Fractals and Ecology. 11. Dynamic of Ecosystems. 12. A Tentative Pattern of Ecosystem Theories. 13. Epilogue. 14. Appendix 1. Definitions of Concepts. 15. References. Index.

1. Introduction: Recent Trends in Science. 2. Do We Need a New, Holistic Ecology? 3. Models in Ecology. 4. Energy and Ecology. 5. Entropy and Ecology. 6. Exergy and Ecology. 7. Network and Hierarchial Concepts of Eco-Systems. 8. Utility Theory, Indirect Effect and Ascendency. 9. Catastrophe Theory and Ecology. 10. Chaos, Fractals and Ecology. 11. Dynamic of Ecosystems. 12. A Tentative Pattern of Ecosystem Theories. 13. Epilogue. 14. Appendix 1. Definitions of Concepts. 15. References. Index.

1. Introduction: Recent Trends in Science. 2. Do We Need a New, Holistic Ecology? 3. Models in Ecology. 4. Energy and Ecology. 5. Entropy and Ecology. 6. Exergy and Ecology. 7. Network and Hierarchial Concepts of Eco-Systems. 8. Utility Theory, Indirect Effect and Ascendency. 9. Catastrophe Theory and Ecology. 10. Chaos, Fractals and Ecology. 11. Dynamic of Ecosystems. 12. A Tentative Pattern of Ecosystem Theories. 13. Epilogue. 14. Appendix 1. Definitions of Concepts. 15. References. Index.