CO2 with a biomass origin is not only released from biomass fuelled power plants, but also during the production of pulp used to make paper and in the production of biofuels such as biogas and bioethanol.
与生物起源的二氧化碳不仅是来自生物燃料的发电厂释放，而且在对木浆生产用来制造纸张和如沼气和生物乙醇生产生物燃料的过程中也会释放。