Yet though every rich country has a climate-change policy, few have a population one (there are historical reasons for that).

然而尽管每个富国都有一个气候变化政策，却很少有人口政策(有历史原因)。

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Even so, there has been growing tension in the oil rich region of Kordofan in recent years, particularly ahead of next year's national elections.

即使如此，近年石油储量丰富的科尔多凡地区紧张气氛仍会继续上升，特别是明年国家选举之前。

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This past weekend, there has been a conference in Qatar called to ensure rich countries live up to the promises they made three years ago.

上周末，在卡塔尔召开的一个会议号召确保富裕国家履行他们三年前许下的诺言。

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There has been relatively little movement from poor country to rich country over the last 40-plus years.

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In most rich countries there is a feeling that it has limited the range of permissible gags.

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