A Google search for “world water shortage” will produce more than four million results in 0.17 seconds. It will also use a tenth of a teaspoon of water, experts say. Given water's role in power generation, the impact of about 300 million Google searches a day is around 150,000 litres (40,000 gallons) daily -- in a world where water supplies are increasingly a major concern. -Photos by AFP
A boy plays with water at Singapore's Lower Seletar Reservoir.
A couple chatting sits in front of a fountain at Singapore's Lower Seletar Reservoir.
Boats are seen in the Mekong river in Phnom Penh.
A Cambodian man throws a fishing net in the Mekong river.
Cambodian children play in the water in Kandal province.
Cambodian men row their boat in a lake in Kandal province.