Tropical rain forests are diminishing at an alarming rate because of the human need for food and demands for timber, energy, minerals, and other resources.
由于人类的食物需要以及对木材、能源、矿物质和其他资源的需求，热带雨林数量正在以令人吃惊的速度减少。
3
At any rate, the size of new fields is diminishing.