As marathon climate change hearings wrap up at the International Court of Justice, a representative for vulnerable nations says the issue is "an exisential threat," urging judges at the world's top court to "look at historical responsibilities" and hold major polluters "to account". Speaking outside the ICJ in The Hague, Cristelle Pratt, Assistant Secretary-General for the Organization of African Caribbean and Pacific States, says the court must look "beyond the corpus of climate treaties." IMAGES AND SOUNDBITES