人类的需求已经超出了地球自身的承载能力, 并且由此导致的环境破坏正在威胁粮食生产。在《地球不堪重负》这本书中,布朗对这些问题进行了研究,并概述了保障未来食物供给安全的步骤。最近几个月,石油价格上涨已经引起世界对石油储量枯竭的关注。然而,因地下水的过度利用而导致的地下水位下降才是更严重的问题。布朗在他的 Human needs have gone beyond the Earth’s own carrying capacity and the resulting environmental damage is threatening food production. In his book Earth Overwhelmed, Brown explored these issues and outlined steps to ensure the safety of future food supplies. In recent months, rising oil prices have caused the world’s concern about the depletion of oil reserves. However, the declining water table due to overuse of groundwater is a more serious problem. Brown is on him