Together with the neighboring settlements of Redruth and Pool it forms the largest urban conurbation in Cornwall.
The urban conurbation appears to provide a stronghold for the water vole.
The lakes and reservoirs in Snowdonia provide water for towns and cities including the Merseyside conurbation.
Dover Castle Kentish Oast House Kent, tho close to the expanding conurbation of Greater London has managed to retain its individuality.
It is in the center of a major conurbation not served well by the air travel industry.