When Hector notices litter floating in the pond at the park; Leo the paintbrush teaches him about the importance of respecting nature and the environment. Together; Hector and Leo learn about the different ways we can protect our planet. Additional features to aid comprehension include a table of contents; a section on using respectful words; a S.T.E.A.M. activity; a phonetic glossary; sources for further research including web sites; an index; and an introduction to the author.