So what are the causes of water scarcity?

Irregularity in rainfall – Over the past few years, rainfall has been extremely irregular. At times there have been excessive rains and flooding. In other times, there has been very less rainfall. In either situation, people had very less access to useable water.

Improper allocation of water – It is safe to say that water has become a premium commodity for the cities generally have more water compared to the villages where there are days and sometimes weeks without water. In a few places in cities too, water is available in particular slots of 1 or 2 hours a day.

Water wastage – Though leakages are the main reason behind water wastage, the most important reason for… Continue reading

It is estimated that approximately one billion people still lack access to safe water and over 2.5 billion lack access to adequate sanitation. Some observers have estimated that by 2025 more than half of the world population will be facing water-based vulnerability. A recent report (November 2009) suggests that by 2030, in some developing regions of the world, water demand will exceed supply by 50%. Water plays an important role in the world economy, as it functions as a solvent for a wide variety of chemical substances and facilitates industrial cooling and transportation. Approximately 70% of the fresh water used by humans goes to agriculture.

Source: Vital Water Graphics, UNEP

When demand is greater than availability or supply, it is called as scarcity. Water scarcity,… Continue reading

If you were to ask a group of people, what is water; 99% of the times you would hear an answer “Water is life!!!” So true. Imagine a day without water and you would feel as if you were dead. Truly, whatever we do daily, water contributes majorly towards our routine. Broadly, we use water for consumption and to maintain good hygiene of self and surrounding.

Let us understand the various sources of water on our planet.

Water, it is said to cover 71% of Earth’s surface. Out of this 71% about 96% is in the form of Oceans and hence saline. This leaves about 3% of the water in other forms of Rivers, Groundwater, Glaciers, etc. which is called fresh water. Out of this… Continue reading