临汾计划用大型的更清洁更规范的工厂取代高污染的小工厂，将来如果用天然气代替煤来集中供热，毒气排放有望进一步的减少。
The city does plan to replace small, highly polluting plants with larger, cleaner, more regulated facilities, and toxic emissions will be cut further by shifting from coal to gas for central heating.
该指令要求美国环保署重新考虑去年做出的禁止加州规范汽车排放温室气体的决定。
It instructed the Environmental Protection Agency (EPA) to reconsider its decision last year to bar California from regulating greenhouse-gas emissions from cars.
峰会的初衷是建立一个新的规范来限制温室气体的排放。
The summit was expected to lead to new regulations restricting greenhouse-gas emissions.
应用推荐