Through the cycle of the four seasons, Judi discovers how trees feel, learns how they communicate and how they fight off invading armies and extreme weather. From NASA satellite imagery, Judi is shown just how effective trees are as carbon capture machines that are fighting to protect our planet. A fungi expert also shows Judi the incredible action going on beneath her feet, revealing an astonishing underground fungal network that looks up to the tips of tree roots, connecting many trees in a forest together. It's an incredible system known as the 'wood wide web'. It's confirmation for Judi that trees aren't just trees, they are a real community that help each other, humans and the planet
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