Writer and comedian Sara Pascoe is learning how to do the world's most endangered jobs, from ice-carving in Finland to climbing trees to making sweets in Cuba.
Oceans is an eight-part series on BBC Two, which seeks to provide a better understanding of the state of the Earth's oceans today, their role in the past, present and future and their significance in global terms. Paul Rose also documents some of the scientific observations his team made as a feature for BBC News.