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Transcript -- Will international law still be relevant in the years to come?
Earth's physical resources: renewable energy - for iPad/Mac/PC
Transcript -- Will wave energy eventually overtake wind power? A look at today's technology in operation and the offshore devices of the future.
Earth's physical resources: renewable energy - for iPod/iPhone
Transcript -- Will wave energy eventually overtake wind power? A look at today's technology in operation and the offshore devices of the future.