你的花园能否帮助阻止城市洪水?
城市化进程本身就是导致城市洪水的主要原因之一。建筑物、人行道和道路区域无法渗透雨水。当降雨量超过城市景观能够滞留或渗透的雨水量时,水就开始向下坡流,产生径流。
Matthew Burns is a postgraduate research fellow working in hydrology and environmental engineering in the Waterway Ecosystem Research Group at the University of Melbourne.
城市化进程本身就是导致城市洪水的主要原因之一。建筑物、人行道和道路区域无法渗透雨水。当降雨量超过城市景观能够滞留或渗透的雨水量时,水就开始向下坡流,产生径流。
Urban flooding represents the most common yet severe environmental threat to cities and towns worldwide. Future changes in rainfall extremes are likely to increase this threat, even in ar...