University Sustainability: Alejandra's Journey is an inspirational book that chronicles the journey of Alejandra, an industrial engineering student, towards environmental sustainability. Through her experiences, the book combines personal accounts, academic learning and practical examples to motivate the reader to act on global environmental challenges. The story begins with Alejandra discovering the impact of her studies on topics such as the circular economy, renewable energy and waste management. From small everyday actions, such as reducing the use of plastics and saving energy, to leading projects such as the creation of a community garden at her university, Alejandra demonstrates that personal and collective transformation is possible. The book highlights her ability to overcome challenges, such as resistance to change and lack of resources. Her perseverance has led her to lead a campus sustainability team, drive composting and recycling projects, and foster collaboration between students, faculty and communities. Beyond the campus, Alejandra is involved in reforestation activities, environmental education and community projects.