I cited Robert Samuelson, who ridiculed the Environmental Defense Fund for suggesting that major action on greenhouse gases would only cost a dime a day per person.

• 我曾引用罗伯特.；萨缪尔森的话，他讥讽美国环保防卫基金所之“对温室气体采取主要措施仅需耗费每个人每日极少时间”。