Synopsis
The planet is being destroyed - but this episode demonstrates the things you can do to help save it.
Further Information
Similar broadcast resources
You Could Dig Through the Earth? | Hey You, What If?
The deepest hole humankind ever dug only got one thousandth of the way through the earth. But what would happen if you kept digging?
You Took All the Water Out of the Sea? | Hey You, What If?
Empty the oceans and you’d see hidden wonders, but you'd also cause the end of the world.