More details from the petition creator:
To ensure countrywide protection in
planning and development legislation of disused rail corridors.
To provide for their re use as rail lines should circumstances
permit.
To facilitate their development as 'Greenways', or transport corridors for cyclists, walkers, horse
riders and wheelchair users.
To extend nationally the network of successful routes which have been developed by Sustrans
in conjunction with Local Authorities and other bodies, such as the Spen Valley Greenway in Kirklees, West Yorkshire.