3.7 - Bangladesh Flashcards

1
Q

Bangladesh is in an area prone to

A

Pressure changes

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2
Q

How does pressure add vulnerability?

A

1mb drop means 1cm SLR rise

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3
Q

SLR prediction

A

55cm in 100 years

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4
Q

How does topography increase risk?

A

Triangular shape bay
Funnels water
Concentrates it
Intensifies tropical cyclones and storm surges

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5
Q

How has physical geography influenced human geography?

A

Coastal areas mean a port in Chittagong was able to be made

Chittagong now main GDP source, mega city

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6
Q

Tropical cyclones cause what

A

Intense rainfall
Strong winds (260kmph)
Increased wave height

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7
Q

SLR will result in what if prediction is correct

A

40% farmland lost

Vital coastal mangrove systems ruined

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8
Q

Delta sediment is

A

Unconsolidated increasing erosion risk

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9
Q

Bangladesh is how low-lying

A

Less than 3m above SL

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10
Q

Subsidisation rate

A

8-18mm/year

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11
Q

Humans have done what to reduce protection

A

Deforested mangrove forests which would dissipate wave energy from cyclones, erosion from the river delta

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12
Q

River discharge meets

A

Storm surges

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