Ecological Security Assessment Based on EcologicalFootprint in Quanzhou City, China

With the acceleration of global industrialization and urbanization, regional ecological security issues have increasingly become the core contradiction restricting sustainable development.The severity of this problem triggered academic attention as early as the 1970s, when the renowned American environmental expert Lester R. Brown [1] proposed the concept of ecological security and incorporated it into the framework of national security, revealing the systemic impact of ecological