当今南方城市所面临的积水与内涝现象，不仅仅是与全球气候变化有关，也与多

The waterlogging and waterlogging phenomena faced by southern cities today are not only related to global climate change, but also to the expansion of cities over the years, the hardening of large areas on the surface, the neglect of natural hydrological conditions, the design concepts, management level and facilities of urban waterproofing and drainage are backward And other factors are closely related

The phenomenon of water and flooding faced by the cities in the south today is not only related to global climate change, but also related to the expansion of the city over the years, the large area hardening of the surface, neglecting the natural hydrological conditions, the concept of urban anti-draining design, management level and backward facilities.

Nowadays, the phenomenon of water logging and waterlogging faced by southern cities is not only related to global climate change, but also closely related to the expansion of cities over the years, the hardening of large areas of the earth's surface, the neglect of natural hydrological conditions, the design concept and management level of urban waterproof and drainage, the backward facilities and other factors<br>