Guess my book!

  I am giving you clues to  work out what type of book I am thinking of!

1. I have 2 brothers,  one young and one older.

2. He lives on Shirley Street, Shirley Street is divided into 2 parts, upper Shirley Street and lower Shirley Street  have a  snow fight.

3. The main character is a boy and he lives with his two brothers and his parents.

4. The main charter has a best friend that lives on the hill as well.

5. The main character talks about global warming and that his family should move higher up the hill.

6. The book is in a series.

What is the name of my book?