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Par anglais03 dans POVERTY / MONEY le 14 Février 2015 à 15:16...we use the equivalent of 1.5 planets to provide the resources we need. For more on the BBC's A Richer World, go to www.bbc.com/richerworld For more on the BBC's A Richer World, go to www.bbc.com/richerworld Many videos and resources! Is a richer world a healthier one? COMPARATIVES / NUMBERS