Download or read book Little Critter: It's Earth Day! written by Mercer Mayer and published by Harper Collins. This book was released on 2008-02-26 with total page 28 pages. Available in PDF, EPUB and Kindle. Book excerpt: Little Critter is on a mission! After watching a film about climate changes at school, Little Critter decides to do his part to slow down global warming. With the help of his family and friends, Little Critter begins to reduce, reuse, and recycle. Together they learn about the importance of not wasting water or energy. Join Little Critter as he plants a tree, makes a climate control machine, and helps the polar bears.