Third party materials courtesy of: VIA films/Shutterstock.
; ©2017 WGBH Educational Foundation. All Rights Reserved.
George Ostertag/Alamy Stock Photo. ©2017 WGBH Educational Foundation. All Rights Reserved.
George Ostertag/Alamy Stock Photo. ©2017 WGBH Educational Foundation. All Rights Reserved.
Edmund Lowe Photography/Shutterstock. ©2017 WGBH Educational Foundation. All Rights Reserved.
Edmund Lowe Photography/Shutterstock. ©2017 WGBH Educational Foundation. All Rights Reserved.
George Ostertag/Alamy Stock Photo. ©2017 WGBH Educational Foundation. All Rights Reserved.
George Ostertag/Alamy Stock Photo. ©2017 WGBH Educational Foundation. All Rights Reserved.
Edmund Lowe Photography/Shutterstock. ©2017 WGBH Educational Foundation. All Rights Reserved.
Edmund Lowe Photography/Shutterstock. ©2017 WGBH Educational Foundation. All Rights Reserved.
©2017 WGBH Educational Foundation. All Rights Reserved.
Excerpted from NOVA: "Earth From Space." “Earth From Space” is a Canada/United Kingdom Co-Production; Produced by Darlow Smithson Productions Ltd, Shock of Mighty Productions and Handel Productions (EFS) Inc. in association with NOVA/WGBH Educational Foundation and Discovery Channel Canada. Additional third party materials courtesy of NASA, NASA Goddard Space Flight Center, National Park Service, and Pond5. © 2013 Darlow Smithson Productions Ltd, Shocks of Mighty Productions Ltd & Handel Productions Inc. Additional Material © 2013 WGBH Educational Foundation. All rights reserved. Visit the full program, NOVA: "Earth From Space" here: http://www.pbs.org/wgbh/nova/earth/earth-from-space.html
Matyas Rehak/Shutterstock. ©2017 WGBH Educational Foundation. All Rights Reserved.
Matyas Rehak/Shutterstock. ©2017 WGBH Educational Foundation. All Rights Reserved.
JTB MEDIA CREATION, Inc./Alamy Stock Photo. ©2017 WGBH Educational Foundation. All Rights Reserved.
JTB MEDIA CREATION, Inc./Alamy Stock Photo. ©2017 WGBH Educational Foundation. All Rights Reserved.