What are the natural disasters?

"Natural disaster" is an abnormal phenomenon in the nature on which human beings depend, and the harm caused by natural disasters to human society is often shocking. Among them are earthquakes, volcanic eruptions, mudslides, tsunamis, typhoons, floods and other sudden disasters; There are also gradual disasters, such as land subsidence, land desertification, drought, coastline changes, etc., which can only gradually appear in a long time; There are also environmental disasters caused by human activities such as ozone layer change, water pollution, soil erosion and acid rain. There is a complex relationship between these natural disasters and environmental damage. It has become the common theme of the international community to scientifically understand the occurrence and development of these disasters and minimize their harm.

natural disaster

earthquake

volcano

Earthquake/tsunami

tornado

mud-rock flow

desertification

drought

Waterlogging caused by flood

Environmental pollution and destruction

atmospheric pollution

acid rain

Ozone depletion

water pollution

Solid waste

land subsidence

Biodiversity change

blush

Soil erosion