对海口市郊四个乡村农户的随机调查发现，农村能源的消费中，薪柴占燃料总量的比例都大于50%，农户年均收入较高的村，薪柴占的比例较低。

In the investigation of energy consumption of rural families in four villages in the suburb of Haikou city, it was found that firewood accounted for more than 50% of the total energy consumption.

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美国正开始戒除它的外国石油“瘾”：随着油价上涨、节能汽车的推广和大量使用乙醇燃料，进口石油在美国石油消费总量中所占比例自1977年以来首次出现下降。

The US is starting to break its "addiction" to foreign oil as high prices, more efficient cars, and the use of ethanol significantly cut the share of its oil imports for the first time since 1977.

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