方法是利用一种金属催化剂，将二氧化碳与天然气混合。这种催化剂是他们公司发明并注册的。
It does this by combining CO2 with natural gas in the presence of a proprietary metallic catalyst it has developed and licensed.
对此，人们有不同的看法，不过如今许多科学家认为碳信贷计划（利用诸如植树这样的方法来抵消二氧化碳排放量）弊大于利。
Opinion is divided, but many scientists now believe carbon credit schemes (where carbon dioxide emissions are offset using techniques such as planting trees) do more damage than good.
但无论孰对孰错，这都是一个极富吸引力的想法：为什么不能利用光合作用用回收二氧化碳的方法来取代直接将其排放到大气中的做法呢？
Whoever turns out to be right, though, it is an intriguing idea: instead of releasing the carbon dioxide produced by burning fossil fuels into the atmosphere, why not recapture it by photosynthesis?
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