Water 2

"A vertical structure designed to harvest potable water from air, giving an alternative water source to rural populations'" describe which water gathering technology?

• Warka Tower

• Desalination equipment

• Iceberg reclamation

• Stand pipe

What does Hong Kong use for flushing toilets?

• Blue water

• Ice water

• Rain Water

• Sea Water

The water required to dilute pollution and make water reusable is called?

• Brown water

• Green water

• Grey water

• Blue water

Which of the following is NOT part of your direct water usage?

• drinking water

• the water used to make your clothes

• shower water

• a cup of tea

What is economic scarcity of water?

• A lack of water in an area because of climate change

• A lack of investment in water or a lack of human capacity to satisfy the demand for water, even in places where water is abundant.

• Where water access is limited because of the privatisation of the water supply.

• Where there is not enough water to meet all demands.

Approximately how much of the water on Earth is fresh water?

• 10%

• 20%

• 7.5%

• 2.5%

How much of hong Kong's fresh water is lost through leakage? (2014 figures)

• 26%

• 16%

• 6%

• 0.6%

In Hong Kong, the average daily consumption of direct water is?

• 20 litres

• 225 litres

• 2,500 litres

• 5,000 litres

How much of global water usage is consumed by domestic users?

• 70%

• 25%

• 7%

• 2.5%

Approximately how much embedded or virtual water is in a kg of rice?

• 3.4 litres

• 34 litres

• 340 litres

• 3,400 litres