但是，由茶党支持的共和党人在参议院取得的胜利可能会导致能源问题上的僵局，如在佛罗里达州获胜的马尔科·卢比奥(Marco Rubio)，他曾就全球变暖是否由人类造成提出了质疑。

But victories by Tea Party-backed Republicans in the Senate such as Marco Rubio in Florida, who questions whether global warming is caused by mankind, could lead to deadlock on energy.

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