Bangladesh😼 Flashcards
(6 cards)
1
Q
What physical factors make Bangladesh prone to flooding?
A
Low lying - 1 to 3km above sea level
N flood plain of 3 major rivers
Monsoon seasons
Subsidence
2
Q
What human factors make Bangladesh prone to flooding?
A
6% pop live 10m above sea level
Wolds most densely populated city (167 million)
3
Q
What’s causing subsidence in Bangladesh?
A
Isostatic readjustment
Islands deforested for rice cultivation
Embankments built disrupt natural sediment process
4
Q
How do mangroves help stabilise the coastline?
A
Stabilise coast agains erosion
Trap nutrient rich sediment
5
Q
What % of of mangrove forests in Bangladesh are retreating? How much are they retreating by?
A
71% by 200m a year
6
Q
What’s causing mangrove deforestation?
A
Human deforestation for shrimp farms
