It's also one of the reasons why it is the largest and fastest-growing single source of carbon in Canada, and it is also a reason why Canada is now number three in terms of producing carbon per person.
这也是使它成为 加拿大最大、增长最迅速的 碳排放源头的原因之一 更是使加拿大个人排碳量 名列世界第三的原因之一