1. VolcanoAired: Nov 20, 2007The next episode explores the profound impact that volcanoes have had on the ...
2. AtmosphereAired: Nov 27, 2007The next episode explores the fascinating geological mystery of Earth's atmos...
3. IceAired: Dec 4, 2007The next episode delves into the remarkable powers of snow and ice, exploring...
4. OceansAired: Dec 11, 2007The next episode explores the crucial role oceans play in sustaining life on ...
5. Rare EarthAired: Dec 18, 2007The collision between the Earth and Theia, a massive object, had a profound i...