In today's common economic terms, the demand for water is greater than the supply that exists in many regions of the world. We now live on a planet where the very existence of our people is threatened by the lack of fresh water to drink.

As a matter of fact, nearly 20 percent of the world's population is unable to obtain clean drinking water . This is a tragic situation that will continue, unless we choose to make a difference. It is vital to know what steps we need to take so that we could ameliorate the current situation. Water conservation is easily one of the most crucial parts of sustaining our water supply. It is also a fantastic method of reducing our need for water, while simultaneously helping the environment.

The Associated Press (AP), the American news agency formed in 1846 has had a checkered history filing reports ranging from The Alamo to the Battle of Little Big Horn, to Nazi Germany's surrender to the 9/11 attack on the Twin Towers in New York City.

On June 4th 2009, the AP filed a report entitled "Study finds potential profits in conservation", an innocuous enough title, focusing on a study in the current issue of the peer-reviewed journal Conservation Letters, which recommends that selling credits for the billions of tons of carbon that are locked in Indonesia's tropical rain forests could be as profitable as converting these areas into palm oil plantations.

This just shows the importance of night time lighting. However, there is one kind of lighting that is most economical and eco-friendly. Guess what? It is solar powered lighting.

Today, there has been an increase in the awareness on solar products, and more and more individuals and companies are investing on solar power lighting. Such solar lighting applications are employed for various needs such as solar street lights, solar billboards, commercial lighting etc. Let us a have a glance at some of these and their significance.