sentences:  With active economic growth and a huge number of citizens, China is considered as the largest developing country in the world.Due to urbanization, light pollution generalize is an environmental factor that significantly influences the quality and health of wildlife.According to Pengpeng Han et al., "In the 1990s, the increasing trend in light pollution regions mostly occurred in larger urban cities, which are mainly located in eastern and coastal areas, whereas the decreasing trend areas were chiefly industrial and mining cities rich in mineral resources, in addition to the central parts of large cities".