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Are we heading towards the same disaster? By Dr. Nitish Priyadarshi The Eocene was much like the garden of Eden. 56 million years ago a mysterious surge of carbon into the atmosphere sent global temperatures soaring. In a geologic eyeblink life was forever changed. Climate change is changing the world. Either it is in the form of temperature rise or in the form of severe floods. Many times question arises in my mind whether this climate change is the out come of present human activities on the earth or it has happened in early geological ages too. Answer is “yes” climate change has occurred several times from the beginning of the earth formation. Evidences are preserved in from of rocks, sediments, and fossils. Studying the records of past climate change will fill you like reading thriller novel in which every chapter is full of suspense and thrill. Every chapter of this novel denotes different geological periods with different stories of climate change. My article is about the chapter...

Population Explosion may trigger Global Warming. by Dr. Nitish Priyadarshi Image credit: http://webecoist.com/wp-content/uploads/2008/11/population-explosion1.jpg The earth’s population has nearly doubled since World War II. More babies than ever than ever have been born, but this is only part of the reason for the increase. More and better food and medical care have kept alive many people who would otherwise have died. This enormous increase in the number of people is called ‘population explosion.’ Many experts believe it is the greatest danger facing mankind. A doubled population means a greater drain on the world’s limited resources. Increasing in population size, age and distribution is affecting climate by producing more green house gases, either in the form of automobile or in the form of thermal energy to meet increasing electricity demand. A larger global population means a larger demand for everything--most urgently, energy. The world population is growing by 75 million peo...