All countries in the world whether developed undeveloped or developing are facing the problem of climate change leading to the threat to human beings on the earth. Nature plays its role but due the human activities affecting the environment have contributed to the Global Warming and Greenhouse effect. All people on the earth have to take preventive and remedial actions to maintain the level of temperature and healthy environment.

Natural calamities like earthquakes Tsunami Floods are creating number of problems in the society. Such calamities cannot be prevented but remedial measures and disaster management will minimize the losses of human beings and physical resources arising out of these natural calamities.