Acknowledgements

Course image: Argonne National Laborator [Tip: hold Ctrl and click a link to open it in a new tab. (Hide tip)] in Flickr made available under Creative Commons Attribution-NonCommercial-ShareAlike 2.0 Licence.

Grateful acknowledgement is made to the following sources for permission to reproduce material in this course:

Except for third party materials and otherwise stated (see terms and conditions), this content is made available under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence

Figure 4a Andrew Woodley/Alamy

Figure 4b Tony Craddock/Science Photo Library

© Andrew Woodley/Alamy

All other material contained within this course originated at the Open University

This resource was created by the Open University and released in OpenLearn as part of the 'C-change in GEES' project exploring the open licensing of climate change and sustainability resources in the Geography, Earth and Environmental Sciences. The C-change in GEES project was funded by HEFCE as part of the JISC/HE Academy UKOER programme and coordinated by the GEES Subject Centre.

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