Climate change is the most important global problem of this hour. Global warming is increasing day by day and the climate changes to extreme weather events. The anthropogenic activities are the direct cause of such extreme weather events and climate change. The catastrophic changes of the atmosphere results in unprecedented heat weaves, severe drought, sharp sea level rises, crop damage, flood, spreading of infectious disease and extinction of biodiversity etc. It is a climate emergency because we don’t have planet B, we need to transfer this beautiful habitat to the upcoming generations with sustainable development. The climate emergency is a modern curse of present global scenario which is harmful to human right to life and development. Water is life and 71% of the earth surface is covered by water though only 1% can be consumed as drinking water. Access to safe drinking water is now human fundamental right. Water security preservation of water is the main threat due to exposure of floods and droughts, global warming. Flood and drought are rampant due to extreme climate event and cyclones and tsunamis. In this paper the author try to throw some light on the impact of climatic change in occurrences of flood and drought which become a threat to water conservation and right to life in India with legal mechanism and judicial notion references.