改善动物膳食以减少肠内发酵及其导致的甲烷排放，并建立沼气厂对粪便进行再循环处理。
Improving animals' diets to reduce enteric fermentation and consequent methane emissions, and setting up biogas plant initiatives to recycle manure.
农村有3050万户用上沼气，相当于少排放二氧化碳4900多万吨。
A total of 30.5 million rural households gained access to bio-gas, equivalent to a reduction of 49 million tons of carbon dioxide emissions.
为了将此焦点话题更加复杂化，一氧化二氮气体与沼气的排放量在全球变暖潜在因素中远远超过了二氧化碳的排放量并更具危害性。
To complicate matters further, nitrous-oxide and methane emissions from farms far outweigh carbon-dioxide emissions in global-warming potential.
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