Question

what are the main causes of droughts, floods and tsunami

please answer me as soon as possible it's urgent

Answer 1

Human factors
human are polluting the environment this lead to massive destruction which cause massive natural disasters by cutting down the forest which are the hotspot of biodiversity they maintain the moisture in the environment and give us oxygen and maintain the co2 level but
by decreasing in this cause global warming which also lead increase in temperature causes drought and unseasonal rainfall and over rainfall lead flood and human also make so much destruction such as doing mining and exploded earth crust surface lead tsunami
hope its help you