Mongolia’s forests are located in the transitional zone between the great Siberian taiga and the Mongolian plateau of grassland steppe.

Considering the threedimensional process of sustainability physical economical and social the aim of conservation for making historic urban environment sustainable should be matched with these dimensions Therefore earlier conservation policies have progressed from a simple and restrictive concern

Improving land ecological carrying capacity (LECC) is important in accelerating the realization of national ecological civilization construction goals.

Ecosystem services (ESs) are essential for human society, and maintaining harmony between ecosystems and humanity to mitigate ES degradation is the fundamental basis for achieving a sustainable state.

An efficient, convenient, and accurate method for monitoring the distribution characteristics of soil salinity is required to effectively control the damage of saline soil to the land environment and maintain a virtuous cycle of the ecological environment.