Urban Greening and Ecological Balance in the United States: Policies, Practices, and Challenges

Urbanization is a significant hallmark of modern societal development. However, the environmental issues that accompany it, especially the disruption of ecological balance, have become a global challenge. Urban greening, as an essential means of improving the urban ecological environment and promoting ecological balance, is increasingly recognized for its importance. The United States, with one of the highest levels of urbanization globally, serves as a model for urban greening policies and practices worldwide. This paper provides an in-depth analysis of the current state, policies, practices, and challenges of urban greening in the United States, aiming to offer strategies and recommendations for sustainable urban greening development.