Acknowledgements.
I would like to thank everyone who has helped me with this project and the production of this web site, in particular;
Dr Rob Mackenzie, IENS, Lancaster University.
Debbie Hurst, IENS, Lancaster University.
Dr Phil Leigh, IENS, Lancaster University.
Christine Valentine, IENS, Lancaster University.
Simon Ernest, BSc, IENS, Lancaster University.
I would also like to thank all of the stations taking part in the National Contrail Network along with those stations whose data has been used in this project, as without their data non of this research would have been possible.