The ever increasing population followed by uncontrolled extraction of natural resources has induced global warming which is a very cause of climate change. The impact of climate change can disturb the balance within water,food and energy : the three basic requirement for sustenance of human civilization. The occurence of extreme events has increased both in magnitude and frequency.Again due to rapid urbanization the demand for water and energy has multiplied. The requirement of food has also incremented. This interconnections between the climate and the three essentials are well demonstrated in the video given next. Its a lucid and animated explanation of "how the chnge in climate will effect the nexus of the basic essentials : water,food and energy".