Justine is back! She’s worried about what plastic is doing to the environment and to her classmates, so she sets out to ban bottled water school-wide. The only problem is, the new principal, Dr. Proctor, isn’t on board. Justine will have to convince him and persuade her classmates if Project Bottle Throttle is going to succeed!<br><br><i>Justine McKeen, Bottle Throttle</i> is the seventh book in the popular Justine McKeen series.