They were built with no consideration of the environmentalcosts.
它们的建造没有考虑到环境成本。
2
With organic agriculture, environmentalcosts tend to be lower and the benefits greater.
有机农业的环境成本往往更低,效益更大。
3
There are many different ways to measure agricultural performance besides food yield: energy use, environmentalcosts, water purity, carbon footprint and biodiversity.