Acknowledgements

Every effort has been made to contact copyright holders. If any have been inadvertently overlooked the publishers will be pleased to make the necessary arrangements at the first opportunity.

Grateful acknowledgement is made to the following sources:

Course Image: Supplied by Bruce Eunson / Education Scotland

Image in Activity 2: Ronnie Robertson. This file is licensed under the Creative Commons Attribution-Share Alike Licence http://creativecommons.org/licenses/by-sa/2.0/

Image in Activity 3: Ronnie Robertson. This file is licensed under the Creative Commons Attribution-Share Alike Licence http://creativecommons.org/licenses/by-sa/2.0/

Image in Section 10.2: Ian Balcombe. This file is licensed under the Creative Commons Attribution-Share Alike Licence http://creativecommons.org/licenses/by-sa/2.0/

Image in Section 10.3: Pauliene Wessel/123RF

Left image on page 15: From Pixabay. Covered under Creative Commons licence CC0 1.0 Universal (CC0 1.0)

right image on page 15 From Pixabay. Covered under Creative Commons licence CC0 1.0 Universal (CC0 1.0)

Image on page 16: From Pixabay. Covered under Creative Commons licence CC0 1.0 Universal (CC0 1.0)

Image on page 17: © balhash / iStock / Getty Images Plus

Image on page 19: Jim Barton. This file is licensed under the Creative Commons Attribution-Share Alike Licence http://creativecommons.org/licenses/by-sa/2.0/

Image on page 20: Map data © 2018 Google

Image on page 22: Dave Wheeler This file is licensed under the Creative Commons Attribution-Share Alike Licence http://creativecommons.org/licenses/by-sa/2.0/

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