Sundarbans Flashcards

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1
Q

what is the Sundarbans the largest of?

A

the largest delta over 10,000km squared

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2
Q

where is the Sundarbans?

A

southern Bangladesh and India on the bay of Bengal

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3
Q

what three rivers is the delta formed from?

A

The Ganges
Brahmaputra
Meghna

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4
Q

what is the Sundarbans natural climax?

A

mangrove forests and swamps

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5
Q

how much are the mangrove forests worth?

A

$12,000/hectare

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6
Q

what do the mangrove forests provide?

A

shelter against storm winds, floods, tsunamis and erosion as they absorb energy

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7
Q

what was planted in 2015?

A

50,000 mangrove samplings

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8
Q

state for how much protection mangroves give

A

30 trees per 0.01 hectares = 90% less destruction from tsunamis

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9
Q

what crops do they grow?

A

lots of rice crops as they are water tolerant and salt tolerant

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10
Q

what is used to store water and food?

A

water tight containers as it keeps water clean

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11
Q

what do NGO’s provide in the Sundarbans?

A

education and training for natural disasters

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12
Q

what have people of the Sundarbans lived through?

A

4 cyclones in the last 15 years

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13
Q

what do people of the Sundarbans work with rather than against?

A

work with tigers instead of against them

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14
Q

what is a benefit of the soil?

A

very resilient and promotes a wide range of nutritious foods

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15
Q

what do grassroots NGO’s do?

A

run education programs to promote more ecologically friendly farming

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16
Q

what did USAID do?

A

trained communities to become more resilient to future climate shocks

17
Q

what was good about cyclone shelters built?

A

they were multipurpose with communication equipment
e.g. schools

18
Q

how many shelters were built between 2011 and 2015?

A

100

19
Q

what is grown as a crop on the Sundarbans?

A

new salt tolerant rice varieties that can survive being submerged for over two weeks

20
Q

what keeps rainwater away from salt?

A

big water tanks provide fresh clean water

21
Q

what does the mangrove forest provide?

A
  • construction materials
  • food and drink
  • fishing materials
  • protection
  • provision
  • value
22
Q

natural challenges to the Sundarbans?

A
  • coastal flooding
  • cyclones
  • high levels of salinity in water
  • inability of islands
  • accessibility and remoteness
  • human eating tigers
23
Q

human challenges to the Sundarbans?

A
  • over exploitation of coastal resources from vulnerable resources
  • conversion of wetlands to intense agricultural and settlements
  • destructive fishing techniques
  • lack of awareness economic and environmental
  • lack of awareness of coastal issues