California Drought poster by Federico Bazzarini. Used simple bright color, the corresponding theme of drought, using elements such as rain and umbrella, highlight the importance of rainfall. There is a strong sense of the screen to extend the vertical lines to guide the reader's attention, highlighting the feeling of "DROP".
Writing a PSA (Public Service Announcement) is a fantastic way to get your students interested in writing. It allows them to take a social issue that they can connect with and express them self in creating an announcement for that issue.