Comment on the way nature is described at the start of the story?

In the story's opening, the author describes a beautiful and peaceful country setting. The sweet smell of the blooming wildflowers is wafting in the soft breeze. The birds are heard chirping overhead, and the treed mountains rise beyond the field. It is the end of September, and the sky is a calm blue. The weather is just right. However, on either side of this beautiful field are two enemy trenches, in which soldiers have been living for several weeks. The two groups randomly exchange fire with no consequence either way