荷兰企业局（RVO）：2025年荷兰灾害风险减少与应急支持（DRRS）项目报告报告（英文版）

Floods are natural phenomena within river systems and do not inherently pose problems unless assets or human activities are located within flood zones. This principle holds true for most river systems in Mongolia, where human activity remains largely absent from flood-prone areas. For urban rivers, it is necessary to protect the city against floods while providing enough space for the river to safely discharge its floodwaters. Many large global cities have struggled with this balance, as t