5/5. Marvel at nature's epic and powerful forces as this stunning series reveals how perfectly our planet is set up to nurture life. See how sunlight, weather, ocean currents and volcanoes all work together in an intricate balancing act to shape and support the great diversity of life on Earth. Filmed in spectacular habitats around the globe, the series shows how animals of all shapes and sizes are perfectly adapted to whatever the environment throws at them. As human activity impacts on Earth's perfectly balanced ecosystems, what can we do to protect the fragility of life on our unique and precious planet? Narrated by David Attenborough
