Programme Index

Discover 11,128,835 listings and 277,887 playable programmes from the BBC

Royal Institution Christmas Lectures

2020: Planet Earth - A User's Guide

Water World

Duration: 59 minutes

on BBC Four

Dr Helen Czerski explains why the ocean is so vital to life on earth and what we need to know to be good citizens of our ocean planet. Show more

BBC Four

About BBC Four

BBC Four reflects arts, music and culture with an ambitious range of intellectually and culturally enriching programmes, taking an expert and in-depth approach to its subjects.