Series showing how new camera technology is revealing the inner workings of the Earth's most spectacular natural wonders. Dr Helen Czerski examines the extraordinary new images - from eyewitnesses, scientists and film-makers - that are transforming our understanding of how and why these phenomena form. In this episode, Helen looks at volcanoes. With shocking eyewitness footage of eruptions, and new thermal imagery and ultra-high speed photography, we can now capture on camera the complex processes crucial to understanding how and why these forces of nature erupt.

在这一集中，海伦看着火山。 凭借令人震惊的喷发目击者镜头，以及新的热成像和超高速摄影，我们现在可以在相机上捕捉复杂的过程，这些过程对于理解这些自然力是如何以及为什么喷发至关重要。