1. Met Office, Exeter, and University of Bath, Bath, United Kingdom
2. University of Leeds, Leeds, United Kingdom
3. University of Bath, Bath, and University of Leeds, Leeds, United Kingdom
4. Forschungszentrum Jülich, Jülich, Germany
5. British Antarctic Survey, Cambridge, United Kingdom
6. University of Bath, Bath, United Kingdom
7. Met Office, Exeter, and University of Leeds, Leeds, United Kingdom