Why should I save energy? /
written by Jen Green ; illustrated by Mike Gordon.
- London : Wayland, 2008, c2001.
- 32 p. : col. ill ; 21 cm.
Includes bibliographical references (p. 31-32).
A power outage gives Robert the opportunity he needs to teach his friend and her family about the limited sources of energy, what would happen if energy supplies ran out, and some of the ways in which they can all help conserve energy.