Water sustains life.
Bacteria reveal how evolution began.
Causes of periodic ice ages.
Formation of continents.
Mysteries surround the oceans and the continents.
Researchers study the geological formation of the Earth.
Aubrey Manning sets out to discover why, unlike our planetary neighbours, the Earth is a living planet.
Aubrey Manning traces the history of life on Earth and discovers how chance events have influenced the way that life has evolved.
This programme traces the history of the Ice Ages and makes the startling claim that our present climate could be nothing more than a temporary lull.
Aubrey Manning explores the formation of mountains, how mountains were made and also how they will fall.
Earth's restless volcanic activity.
The formation of the continents.
Exploring the depths of the Atlantic Ocean; Aubrey Manning follows the research submarine Alvin on a dive to the world's longest mountain range.
Establishing the Earth's age.