Keeping Up

Congratulations!  I finished the second Piggy book and now it's up to the editor to determine what stays and when it is available...although the 'publish date' is about a year later than promised since I spent so much time watching the deadline go whizzing past. I am currently working on DamNation, a young adult end-of-the-world book.  I am considering adding in an unusual prologue (unusual because it is three chapters) but can't decide how I feel.  Can I get some opinions?  I will post the prologue here, then reveal the first chapter of the book.  You will notice the prologue is past tense, third person.  Here's where it gets tricky.  Both the tense and the voice change. Because the first chapter is Dara's explanation of where she is what what had JUST happened, it is past tense, first person, and from there on, it is present tense, first person.  If it weren't for all these changes, I wouldn't even call the first three a prologue and I would likely