I believe they would use that kind of envroment to set the tone for the kind of story it is. Like a story about loss and perserverance would most likely have an enviroment that makes it so that the character is struggling. Or even a sad story, its raining, cloudy, and cold. It tells the overall mood of the story, and how the author wants you to feel about it.
Buenos Aires, Argentina, is the most beautiful <u>capital</u> of the world. State legislators meet in their state's <u>capitol</u> building to discuss and create laws.