United Arab Emirates has embarked on extensive green building over the past few years, and hopes to get 7% of its energy from renewable sources in the next 10 years. In November, Abu Dhabi will host World Green Tourism Abu Dhabi, an event said to be "the first dedicated eco-tourism event in the region." But not everyone thinks the emirates are doing enough to curb their carbon footprint, which is among the highest in the world.

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