<sod >Almost 30 per cent of jobs in some northern townsÂ are in occupations at risk of shrinking by 2030, thanks to a wave of automationÂ and further globalisation, according to new analysis.< eod>< sod > Almost 30 per cent of jobs in some northern towns and cities are in occupations where the workforce is at risk of shrinking by 2030,Â according to new analysis.< eod>