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EXPLORER Vol. 8 No. 5 DEVELOPMENT TEAM


Vice President and Publisher: Francis Downey


Art Director and Designer: Karen Thompson Senior Editor: Macon Morehouse Young Explorer Editor: Corinne Rucker Explorer Editor: Brenna Maloney Media Editor: Shannon Hibberd Permissions Editor: Jean Cantu Production Specialist: Dreama Karnes-Bynane


Manufacturing & Quality Management: Rachel Faulise


Director of Production: Nicole Elliott


PUBLISHED BY NATIONAL GEOGRAPHIC LEARNING


Get ready for more amazing adventures in our next issue!


Blast off to explore the International Space Station.


Journey to an ecosystem destroyed by war to see how scientists are bringing it back.


See how you can help scientists make amazing scientifi c discoveries.


PICTURE CREDITS Cover, pages 2-3 Joe Petersburger/National Geographic Creative; page 4 EyeOn/Getty Images; page 5 © Duncan Usher/Minden Pictures; page 6 (top) Charlie Hamilton James/naturepl.com; page 6 (bottom) © Ernst Dirksen/Minden Pictures; page 7 (top) Joe Petersburger/National Geographic Creative; page 7 (center) © Tibor Bognar/Alamy; page 7 (bottom) © Charlie Hamilton James/naturepl.com; page 8 (top) © Martin Willis/Minden Pictures; page 8 (bottom) © Sergey Gorshkov/Minden Pictures; pages 8-9 (background) roundstripe/Shutterstock; pages 8-9 (upper center) © Jurgen & Christine Sohns/FLPA/Minden Pictures; page 9 (top) © Wim de Groot/Buiten-beeld/Minden Pictures; page 9 (bottom) © Martin Willis/Minden Pictures; pages 10-11 Carrie Vonderhaar/Ocean Futures Society/National Geographic Creative; page 12 © Visuals Unlimited/ Corbis; page 12 (inset) Mark Thiessen page 13 (both) © Sarah H Parcak; page 14 Cengage/National Geographic Creative; page 14 (inset) Erin Pettit/National Geographic Creative; page 15 © Anup Shah/Minden Pictures; page 15 (inset) Agustin Fuentes; pages 16-17 Dennis Flaherty/ Science Source; pages 18-19 Claus Lunau/Science Source; page 19 (top) © Mike Hollingshead/Corbis; page 21 (top) © Sebastian Opitz/No/ Novarc/Corbis; page 21 (bottom) Doug Allan/Getty Images; page 22 Donovan Reese/Getty Images; page 23 (top) © Witta Priester; page 23 (bottom) © Craig Tuttle/Corbis; page 24 NASA.


Keep exploring the stories from NATIONAL GEOGRAPHIC EXPLORER with our Home Learning App in the Apple App Store.


NATIONAL GEOGRAPHIC EXTREME EXPLORER (ISSN 1938-8004) is published seven times during the school year—September, October, November–December, January– February, March, April, May—by National Geographic Learning, 1125 17th Street NW, Washington, D.C. 20036. Postmaster: Please send address changes to NATIONAL GEOGRAPHIC SCIENCE EXPLORER, PO Box 4002913, Des Moines, IA 50340–2913. Periodical postage paid at Washington, D.C., and additional mailing offi ces.


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Copyright © 2015 National Geographic Learning. All Rights Reserved. Reproduction of the whole or any part of the contents of NATIONAL GEOGRAPHIC EXTREME EXPLORER without written permission is prohibited. National Geographic, NATIONAL GEOGRAPHIC EXTREME EXPLORER, and the Yellow Border are trademarks of the National Geographic Society.


Cover: a kingfi sher 01/15/QGL/1


ISBN: 9781305471719


Find your online Teacher’s Guide, interactive whiteboard lessons, and projectable editions at ngexplorer.cengage.com.


(Note: The Teacher’s Guide and activity masters can be printed on either black and white or color printers.)


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