1. 下降、渔场崩溃和气温升高，全球经济的基础正在逐渐圮毁。环境学家知道，经济的自然支持系统
Destruction of the economy`s natural support systems in the short run is undermining it in the long run.
2. 他们全都明白：由于森林缩小、土壤侵蚀、水位下降、渔场崩溃和气温升高，全球经济的基础正在逐渐圮毁。
They are all too aware that the global economy is being slowly undermined by shrinking forests, eroding soils, falling water tables, collapsing fisheries, and rising temperatures.