The local authority must have a legal control over the site, by owning or leasing it or having an agreement with the owner.
They can apply local bye-laws to manage and protect LNRs.
[3] Nine are Sites of Special Scientific Interest, six are Nature Conservation Review sites, four are Ramsar sites, two are Special Areas of Conservation, four are Special Protection Areas, one includes a scheduled monument and two are managed by the Sussex Wildlife Trust.
In the north of the county are the heavy clays and sands of the Weald.
The chalk of the South Downs runs across the centre from east to west and in the south a coastal plain runs down to the English Channel.