The Climate Central map shows the areas at risk of flooding without measures to hold back the waters
The Met Office has predicted an increase in sea levels by as much as 80cm by the end of the century.
Devon has already seen the devastating effect of storms, with the coastal railway link breached at Dawlish in 2014, and the A379 moved further inland after being washed away at Slapton in south Devon in 2018
Read more... https://www.devonlive.com/news/devon-news/map-shows-areas-devon-could-5553732
The fact the railway line sea wall was not maintained for decades obviously has nothing to do with the collapse.