Managing Flooding (Grade 10 NSC Matric Geography): Flashcards
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Practise the cards
10 cards from this deck
3 main approaches to flood management
3 main approaches to flood management
Technical, environmental, and human approaches
Why urban areas worsen flooding
Why urban areas worsen flooding
Hard surfaces prevent water soaking into ground naturally
Purpose of drainage improvements in cities
Purpose of drainage improvements in cities
Remove surface water quickly via upgraded drains
Urban river modifications include
Urban river modifications include
Widening, deepening, and straightening river channels
Rural areas with highest flood risk
Rural areas with highest flood risk
Flat farming land next to rivers on floodplains
How wetlands provide flood protection
How wetlands provide flood protection
Act like sponges, absorb water and slow run-off
What catchment management involves
What catchment management involves
Managing land above flood zones to reduce water run-off
Definition of informal settlements
Definition of informal settlements
Unplanned communities in flood-prone areas
Housing provision for informal settlements
Housing provision for informal settlements
Building formal housing in safer areas and relocating people
Community disaster planning includes
Community disaster planning includes
Evacuation procedures, emergency supplies, communication