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Blue Planet Challenge
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Do you know enough about seasonal environments to keep a kelp forest thriving? Can you protect the delicate balance from freak weather and human interference?
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Move on to the next stage and find out what you need to know in order to explore life in the temperate oceans.
Find out how animals have adapted to the passing seasons, as their body clocks react to longer days and warmer temperatures.
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One cubic metre of pure water weighs 1000kg, a metric tonne.
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