Wilder and more frequent storms, changing ocean currents and warming temperatures are taking an increasingly heavy toll on one of Scotland’s most remote and spectacular scenic outposts, posing a growing danger to both nature and culturally important buildings.

A new report has identified the three biggest threats facing St Kilda – the westernmost islands of the Outer Hebrides and the UK’s only dual World Heritage Site – as a result of climate change. The Climate Vulnerability Index uses past and predicted environmental changes at United Nations World Heritage Sites to assess how these globally significant places will be affected in future.