5bio5: Environment, ecology:18 innovations, other files online.Innovations. Short titles in English, German, French, Spanish, Italian, Portuguese, Chinese, Japanese, Korean, Arabic, Turkish, Dutch, Swedish. 1. Innovative conceptualization: how ecosystems improve water quality. 2. Fundamentally new facts: hazardous biological and toxic effects of detergents. 3. Inhibitory analysis: A new method to explore top-down control in ecosystems. 4. A contribution to solution: the problem of criteria for environmental hazards. 5. A new contribution to solution: the problem of eutrophication. 6. New measurements: a quantitative estimate: the role of pellets of mollusks. 7. New facts, discovery: pollutants inhibit: fluxes (flows, transfers) of chemical elements. 8. Biomachinery. A new fundamental concept. New scientific term. Authored by Dr. S.A. O. 9. Modernized Terminology. A new improved definition. What is ‘ecosystem’? 10. New key facts. Scientific basis of technology. New phytotechnology: water treatment. 11. A new step. How to solve the problem. Stability of the biosphere. 12. A new component of the mechanism of regulation. Self-organization in the biosphere. 13. New serious hazards: low-level (sublethal) chemical pollution. 14. A new environmental hazard of pollution: damage to links between parts of ecosystems. 15. A new mechanism. How living organisms change the environment. 16. New fundamental concepts, terminology. Two-level synergism: man-made effects; 17. A new anthropogenic factor: initiation, stimulation of algal blooms. 18. New short list. The most urgent topics: environmental research in 21st century.