Construction, operation and decommissioning required estimates of the energy inputs, material inputs such as water and process gases, and transportation to bring in materials and cart out wastes.

建设，运行和停运需要估算能量和材料输入，例如水、过程所需的气体、运进材料和倒掉废物。

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The analytical method for components of process gases in oxidative dehydrogenation of butene into butadiene was improved by increasing the determinations of volume ratio CO/CO2 and the H2 content.

改进了丁烯氧化脱氢制丁二烯生成气各组分的分析方法，增加了对生成气中CO对CO_2体积含量比率及H_2含量的测定。

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The entire process, from mining and separating oil sands to producing crude oil, releases more greenhouse gases than other oil production methods.

从开矿到油沙分离以产出原油的整个过程比其它石油生产方法释放出更多导致温室效应的气体。

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The fungus uses a common carbohydrate processing enzyme called acetyl co-A to form the building blocks of hydrocarbons--but its unique chemical pathways are not yet understood nor is the process by which the gases escape the fungal membrane into the air.

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It has withheld permits for coal mines, tightened pollution controls for power plants that use coal, and is in the process of drafting regulations on greenhouse gases.

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Tar sands take lots of energy to process, and therefore entail copious emissions of greenhouse gases.

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