This is near Retrop which is just a few miles West of where I live.
This was once a solid line of trees that ran for miles having been planted by The Federal Government during the Dust Bowl.
They were planted to stop the soil from all blowing away.
This was called the Shelterbelt Project and went on from 1933 to 1942.
Millions of trees were planted in the Texas Panhandle, Western Oklahoma, Central Kansas, and the eastern halves of Nebraska and the Dakota's.