The Earth's water is always on the move around the Hydrological Cycle.
99% of the Earth's water is stored in oceans, ice caps and glaciers.
1% of the Earth's water is stored in lakes, rivers, ground, atmosphere, marsh and vegetation.
Rain falls onto the ground and flows on the surface into rivers and lakes.
Rainwater is soaked into the soil (infiltration) and flows slowly to rivers.
Rain water is soaked into rocks below the soil. It moves slowly through cracks and joints or airspaces (pores)
There are three hydrological processes you need to know...
- Evaporation - when water warms up and returns to the atmosphere…