Drainage Basin Management

Why are drainage basins managed?

To reduce flooding and maintain water supplies.

How does afforestation affect a drainage basin?

It increases interception and reduces runoff.

How does dam construction affect a drainage basin?

It stores water and controls discharge.

How can floodplain zoning help drainage basin management?

It reduces building in high-risk areas.

How do reservoirs help water management?

They store water for periods of low rainfall.

Why is sustainable drainage important?

It reduces flood risk while protecting ecosystems.

What is integrated river basin management?

Managing the entire river system sustainably.

Why is integrated river basin management effective?

It considers physical and human factors together.