Read Publication
http://dx.doi.org/10.1038/ngeo1132
The following have contributed to this page: Professor Ian Shennan

In partnership with:

This shareable PDF can be hosted on any platform or network and is fully compliant with publisher copyright.
http://dx.doi.org/10.1038/ngeo1132
The following have contributed to this page: Professor Ian Shennan
In partnership with: