Huges, Alison creator Canadá] Orca Book Publishers 2016 eng In this picture book, the ripple effect of one child's small action shows how we can all make a big environmental difference. written by Alison Hughes ; illustrated by Holly Hatam IB Program 577 9781459826410 00002d/00002dd7.jpg 00002d/00002dd7.jpg BR-BrIDEA 117940