It is often claimed that we know more about the surface of the Moon than we do about the bottom of the ocean. What are we doing to learn more about our blue planet?
Are hurricanes and tropical storms getting worse due to climate change – and what can be done to prepare? Professor Ilan Kelman introduces the possible scenarios
Atolls are perceived as being most at risk from rising sea levels. Professor Ilan Kelman explores what the future could hold for these islands in the middle of the ocean