It is the first to compare organic and conventional agriculture across the main goals of sustainability identified by the National Academy of Sciences: productivity, economics, and environment.

它是第一个从国家科学院所确定的可持续性主要目标，即从生产力、经济效益和环境这几方面来比较有机农业和传统农业。

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Intertidal zone is the transition zone of sea and land, and of great significance in economics and environment.

潮间湿地是海洋和陆地之间的过渡地带，它有重要的经济价值和环境意义。

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In the second part, we try to analyze the water environment institution with the method of neoclassic economics and new institution economics.

第二部分试图利用新古典经济学和新制度经济学的方法对水环境制度作一分析。

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On Day 1 in Burlington, considered by many the heart of green business, John Erickson, professor of ecological economics at the Rubenstein School of Environment and Natural Resources at the University of Vermont, clearly touched a nerve.

FORBES: Are We All Just Homogeneous Globules of Desire?

Mr McFadden's interests include the economics of transport, energy, the environment, health, development and industrial production.

ECONOMIST: Economics focus

So the economics of them are challenged in that environment.

WSJ: Dominion Resources Chief Seeks Coordinated U.S. Energy Policy