The "Sustainable World series tackles environmental issues that affect our world in clear, accessible ways, so that young readers are introduced to difficult concepts with relative case. Each title in this series covers the particulars of a problem--the origins of the problem, factors that compound it--and then moves forward to highlight programs and movements that are being explored and implemented worldwide to combat the issues. These books are progressive and earth-conscious, offering a wide array of possible ways young readers can get involved in their community and work toward environmental awareness, education, and action. Full-color photographs, glossaries, bibliographies, and numerous website listings enhance each volume. This title explores different types of conventional and alternative transportation used in countries all over the world, and how communities are affected by the choices city planners and travelers make. Offering accessible discussions regarding fuel efficiency, public transportation, and environmental concerns, this volume invites young readers to participate in more sustainable ways of travel.