A look at the planet and the history of the mathematicians who have measured it.
Full title reads: "The World We Live On. (Photographs of Models by courtesy of Royal Geological Museum, South Kensington".
C/U of globe. Animated diagrams of the solar system, the circumference of planet, map of Egypt. Extreme C/U of Egypt on globe model. Animated diagram of Erotothsenese measuring angle of sun's rays. Various animated diagrams of Greek mathematician calculating angle of Earth's axis and circumference of planet. Various extreme C/Us of pair of compasses drawing around a protractor.
Animation of early astronomers ideas - the earth moves through universe daily, passing through tunnels that create night. Various stills of Atlas supporting the planet. Various shots of Foucault's pendulum being demonstrated.
Various shots from cable car looking down onto a mine. L/S of explosions in quarry, taken from cable car. C/U of globe model, dissolve to show inside core of planet. C/U of road with large crack down the middle - result of an Earthquake. Various shots of Earthquake debris and collapsed buildings somewhere in South East Asia (China?). Various shots slow moving lava flows from volcanoes.
Various C/Us of a seismograph machine. Various diagrams of mechanism used to weigh the Earth - the Cavandish Torsham Gravity Balance. Animated diagram showing weight of planet. Cartoon of world with slice taken out of it, the world is standing on scales and says in speech bubble - "Chase me girls, I'm slimming!". Narrator comments does the world weigh less when one country takes a slice from another - political satire about current affairs in mainland Europe.
Cartoons are probably by Joe Noble.