Section 1. Conceptual and theoretical bio-economy framework or reference. Chapter 1. Bio-economy: visions, strategies, and policies ; Chapter 2. Strategies of sustainable bioeconomy in the industry 4.0 framework for inclusive and social prosperity ; Chapter 3. Urban farming in sustainable city development ; Chapter 4. Parametric evaluation of beam deflection on piezoelectric material using implicit and explicit method simulations: a study in energy engineering -- Section 2. Issues related to investment in different industry sectors. Chapter 6. Entrepreneurial and institutional analysis of biodiesel companies in Mexico -- Section 3.Specific cases on sustainable city development. Chapter 6. Ecological centre of warsaw as a development path ; Chapter 7. Green spaces of the metropolitan area of guadalajara ; Chapter 8. Application of UAV technology to planning study on Chinese villages in guanzhong ; Chapter 9. Developing a sustainable eco-city in pre-olympic tokyo: potential of new methods and their limits in an urban era ; Chapter 10. Forest-river-ocean nexus-based education for community development: aiming at resilient sustainable society.