A few bonus clips on what our cities would look like if all the Earth's ice melted and sea levels increased by 230ft (70 meters) globally. Note that this is a hypothetical scenario and not a scientific prediction that involves the near future. Global mean sea levels may still rise by ~3ft (1 meter) by the end of this century, which would have devastating effects on coastal cities. Source and more: https://insh.world/science/world-earths-ice-melted/ About What If: Presented by INSH and Hashem al Ghaili What If asks some of the most provocative hypothetical questions in science — and then tries to answer them with the help of established scientific theory and the latest research. Produced by http://insh.world Follow the show on Facebook Watch: https://www.facebook.com/What.If.science