但在同时，环境问题专家已经在兜售气候与能源法案，许诺这会让美国工人得到绿色工作岗位。
But at the same time, environmentalists have sold climate and energy action on the promise that it will deliver green jobs to American workers.
研究环境问题专家说，在真正的冷空气到来之前，现在正是英国养猪者检查他们的通风系统正常工作的时候。
UK - Now is the time for pig producers to check that their ventilation systems are working properly, before the really cold weather sets in, says a professional environmentalist.
一些专家对这项发现提出问题因为尽管暴露的环境中多环芳烃含量有八倍的不同但是智商值的减少却相似。
Some experts say the findings raise questions because the IQ losses were similar in the two groups despite the eightfold difference in their average level of exposure.
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