Tiny island seeks to change world's climate response 

Vanuatu is one of several low-lying countries around the world disproportionately affected by climate change

A case taken by a tiny island nation to the UN could have profound legal implications for smaller nations under threat from climate change.

Vanuatu in the South Pacific, backed by a number of countries such as Germany, Portugal, and New Zealand as well as figures such as former Irish President Mary Robinson, has asked the UN Assembly to consider whether the International Court of Justice (ICJ) can adjudicate a climate change case.