他花了大约10万在这些和其他改进上，从而将9万的燃料和电力账单削减了6万。

Spending about 100,000 on these and other improvements, he slashed his 90,000 fuel and power bill by 60,000.

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鉴于能源效率的转型以及低排放燃料的供给，加拿大当局和生产者们正在竭力改进产品，以便留住他们最大的主顾。

Given the shift toward energy efficiency and lower-emissions fuel supply, Canadian authorities and producers are struggling to improve production so that their largest consumer will keep buying.

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科学家们对一种称为“气化”的处理过程进行了改进，这个过程以前就已应用于清理发电或可再生燃料制造中所使用的不清洁原料。

Scientists have adapted a process called "gasification" which is already used to clean up dirty materials before they are used to generate electricity or to make renewable fuels.

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