Because we have so many natural disasters, current. Some countries have to prepare, you can cope, but some countries have never been so to cope with disasters, it's a lot of damage.
Currently we have so many disasters. Some countries are prepared to deal with it, but some countries are not always victims had no knowledge to tackle the disaster has caused a lot of damage.
Because the present world, there are many disasters Some countries have prepared can handle it, but some countries never affected had no knowledge that can handle from the disaster was a lot of damage.