… was around 4-million years ago when the average temperature was 2-4°C warmer than today, and the sea level was 10-25m higher1. International Context The Paris Agreement is a legally binding international treaty on Climate Change adopted by 196 parties, including the UK Government, at COP 21 in December 2015. Its goal is to limit global warming to well below a 2°C increase, preferably to a 1.5°C…