2006年,城市人口约占世界人口的50%,但这些城市人口却消费掉了总能源消费量的三分之二,并排放出二氧化碳,占能源消耗相关的二氧化碳排放总量的70%以上。
In 2006, about 50% of the world's population was urban, but they consumed two-thirds of the total energy used and emitted more than 70% of the energy-related carbon dioxide emissions.
2006年,城市人口约占世界人口的50%,但这些城市人口却消费掉了总能源消费量的三分之二,并排放出二氧化碳,占能源消耗相关的二氧化碳排放总量的70%以上。
In 2006, about 50% of the world's population was urban, but they consumed two-thirds of the total energy used and emitted more than 70% of the energy-related carbon dioxide emissions.
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