Answer:
Hydrologists require various data like the amount of rainfall, amount of vegetation present and so on. Different types of data used by the hydrologists to predict floods. Two most common type of information are related to impermeable land and snowpack.
Step-by-step explanation:
The following are the data that is required by hydrologists to predict floods in a particular area:
- Impermeable land.
- Snowpack.
- Amount of rainfall in a particular area.
- Changes that may occur at the river water level due to high rainfall.
- Extent, duration, and intensity of storms that produce moisture.
- Information about the river drainage system, the temperature of the ground, vegetation cover in a given area, and impermeable land area to predict the severity of the floods.