The diagram below shows the water cycle, which is the continuous movement of water on, above and below the surface of the Earth.

The diagram depicts

water

Use synonyms

circulation which is the repetitive process in which

water

Use synonyms

moves above and below the Earth's surface.

Overall

Linking Words

, there are four main stages shown on the diagram, beginning with the evaporation of the ocean's

water

Use synonyms

.

Firstly

Linking Words

,

water

Use synonyms

in the sea is vapoured under the sunlight. Particularly, it is estimated that 80% of the total ocean's

water

Use synonyms

is vapoured in the air under the heat of the sun, and it is condensed to form clouds. In the second stage, when the formed clouds contain too much

water

Use synonyms

, one part turns into rain and begins to drop into the lake and the surface runoff and the other turns into snow.

Additionally

Linking Words

, when rainwater falls to the surface runoff, it may be absorbed into the ground, without reaching the impervious layer.

This

Linking Words

water

Use synonyms

is

then

Linking Words

called groundwater. At the final stage of the cycle, a saltwater intrusion area is established that

subsequently

Linking Words

intrudes into the freshwater source. The new circle starts the same pattern.