Volcanos are certainly destructive, but without them, there would be no breathable atmosphere, oceans, land, or life.
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Planet Earth http://bit.ly/PlanetEarthPlaylist
Blue Planet http://bit.ly/BluePlanetPlaylist
Planet Earth II http://bit.ly/PlanetEarthIIPlaylist
Planet Dinosaur http://bit.ly/PlanetDinoPlaylist

Taken from A Perfect Planet - Episode One
Marvel at nature’s epic and powerful forces as this stunning series reveals how perfectly our planet is set up to nurture life. Discover how our incredible living planet operates. 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. But what happens when nature’s epic forces are knocked off course? 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?

Welcome to BBC EARTH! The world is an amazing place full of stories, beauty and natural wonder. Here you'll find 50 years worth of entertaining and thought-provoking natural history content. Dramatic, rare, and exclusive, nature doesn't get more exciting than this.

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