is the most common substance found on Earth.
is the only substance on Earth which is naturally found in the three
states of matter: solid (ice), liquid and gas (water vapour).
is a vital aspect of our lives. We use water for many different
of water on Earth has remained the same since the planet was first
formed. This sounds a strange thing to say considering some countries
are experiencing droughts and major water shortages.
to turn on the tap and "Hey, presto!" out it comes: clean,
clear plentiful water. However, our demand for fresh water has grown
over the centuries.
influences where people live and how they live. From the earliest
time, humans have attempted to control water by building dams and
irrigation systems. Water has become an important producer of energy.
human uses are positive. Pollution and mismanagement have threatened
the water supply of this planet. Together with this comes the issue
of water quality and the safety of tap water. Only in the last twenty
years has bottled water become a major profit making concern. We
need to ask ourselves why this has happened.
new millennium, water will be one of the most important issues facing
of the Earth's surface is water.
of the Earth's water is the oceans and seas.
day the Sun evaporates 1,000,000,000,000 tons of water.
of your body is water.
blood is 83% water.
the fresh water we get comes as rain.
UK receives around 250 million cubic metres of rain each year.
UK is thought to use one billion cubic metres of water each year.
This is only 0.005% of the total rainfall received.
1 billion people lack access to adequate water.
· 2 out
of 3 people will be living with water shortages by 2025.
day each person in the UK uses 150 litres of water.
new car manufactured uses about 9000 litres of water.
the garden uses approximately 20-25 litres of water per minute.
· A garden
sprinkler uses as much water in half an hour as a family of four
in a day.
showers rather than baths could save enough water every week to
make 1000 cups of tea.