Areas of deficit - areas that don't have enough water.
Areas of surplus - areas that have more water than is needed.
The Demand for Water is Different Across the UK
In the UK, the places with a good supply of water aren't the same as the places with the highest demand.
The North and West of the UK have high rainfall, which means there's a good supply of water.
The South East and Midlands have high population densities, which means there's a high demand for water.
The South East and Midlands are areas of water deficit (there's a greater demand than supply).
The North and West are areas of water surplus (there's a greater demand than supply).
The demand for water in the UK is increasing.
Over the past 25 years, the amount of water used by people in the UK has gone up by about 50%.
The UK population is predicted to increase by around 10 million people over the next 20 years.
The UK need to…