Geography of senior high school: The main reasons for the floods in Huaihe River Basin in July and August are …

1, there are many tributaries of Huaihe River, most of which are concentrated in the north bank. There is no estuary in Huaihe River, and the drainage is not smooth. 3. There are many heavy rains in summer, and the rain belt mainly lingers on the north bank, which leads to the simultaneous arrival of water from various tributaries. 4. The vegetation coverage rate is low, which can not effectively conserve water. 5. The terrain is flat and the riverbed is seriously silted.