Question

how are floods caused ?​

Answer 1

Answer:

Why do floods occur? Flooding occurs most commonly from heavy rainfall when natural watercourses do not have the capacity to carry excess water. ... In coastal areas, water inundation can be caused by a storm surge as a result of a tropical cyclone, a tsunami or a high tide coinciding with higher than normal river levels.

Explanation:

Answer 2

Answer:

cause of floods

floods happen when a river overflows with water. this is because of heavy rainfalls. when the amount of water is too much the river overflows and the excess water flows onto the nearby land  

Explanation:

impact

• roads, railways and buildings suffer with damage
• crops are damaged and trees are uprooted
• failure of electricity and gas supplies
• water borne diseases such as hepatitis spread
• it kills people and animals
• houses , vehicles and bridges get destroyed