Summer and winter are two different things. Well, one reason may be because of the weather but that’s not all. What else is there that is possibly different? Driving. Driving could be different according to seasons. But you may say well isn’t driving just driving and that makes no difference. Well you are correct but that does mean there are differences too.
^that could be an intro depending on what you’ve written in the rest of the essay/ writing you may want to change or add to it
