Description: The zinc cycle is a model that describes the movement and transformation of zinc in the environment, encompassing its presence in the Earth’s crust, its interaction with ecosystems, and its eventual return to nature. This cycle is fundamental to understanding how zinc, an essential element for life, is distributed and recycled in different forms through biogeochemical processes. Zinc is found in various forms, from minerals in the earth to compounds in living organisms. Through processes such as erosion, leaching, and biological activity, zinc is mobilized and transformed, affecting both ecosystem health and the availability of this metal for industrial and agricultural uses. Understanding the zinc cycle is crucial for environmental management, as it allows for the assessment of human activity’s impact on zinc concentration in the environment and its potential toxicity. Furthermore, this cycle highlights the importance of sustainable practices that ensure the preservation of this vital resource, preventing pollution and promoting its recycling. In summary, the zinc cycle is not only a natural process but also reflects the interconnection between ecological systems and human activities, emphasizing the need for a balanced approach to the use of natural resources.