The Federal Energy Regulatory Commission ordered the dam removed after concluding that the environmental and economic benefits of a free-flowing river outweighed the electricity generated by the dam.

美国联邦能源监管委员会得出结论说，一条自由流动的河流所带来的环境和经济效益超过了大坝产生的电力，因此下令拆除大坝。

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He said: "The environmental and economic benefits have been overstated."

他说：“这一方案的环保和经济效益被夸大了。”

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After years of running, it is proved that it has good environmental and economic benefits.

经过多年的运行证明具有较好的环境效益和经济效益。

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Bloomberg, speaking Friday morning on John Gambling's WOR radio show, touted both the environmental and economic benefits of banning polystyrene foam.

WSJ: New Yorkers react to mayor's plastic foam ban push

He says his plans will deliver lasting social, environmental and economic benefits and improve the lives of the 5m people who live under the flight path at Heathrow.

BBC: Lord Foster unveils plans for Thames Estuary airport

Despite efforts to conserve and manage such landscapes, there is limited empirical information concerning their social, environmental, and economic benefits and opportunities.

UNESCO: Scotland��s Wild Landscapes Conference