it would have to be the time where the meteor hit Earth and dinosaurs became extinct.
Mount Vesuvius was the most biggest disaster in the world which destroyed the whole of Pompeii and the people.
This year (2013) the biggest Earthquake in the world hit Iran.
the biggest flood in history is the central china floods which are generally considered the deadliest natural disaster
the worlds biggest yoyo is about the size of a hobo
The Amazon is the worlds biggest rain forest
The Catholic Church is the biggest charity in the worlds.
A tornado is both. A calamity is a disaster. A tornado is a disaster that occurs naturally, and would thus be consideted a natural calamity or natural disaster.
yes a cyclone is a natural disaster
yes mudslide is a natural disaster...
Volcanoes are a natural disaster!
Avalanche is a natural disaster. It begins with the letter a.
The Internet can help in a natural disaster. Providing vital early warnings of the natural disaster, be it earthquakes, volcanic eruptions, floods or any other form of natural disaster, to what to do, how to cope, what to take with you, what to leave behind, how to prepare your home, pets family etc. the Internet has more resources than the biggest library in the world, so it covers everything that you would need to know, including the dates and times of the natural disaster, calculated accurately down to within a few hours usually, the Internet can not only prepare people and inform them, but provide information on how to successfully survive the natural disaster.