The Sundarbans Flashcards
1
Q
What are the characteristics of the coastral environement
A
- Depositional environment - delta
- Char islands
- Khals
- Mangrove forests
- Low-lying
- Dunes
2
Q
What are the oppertunities at the sundarbans
A
- Natural resources available for building, food, fishing industries. Range of natural products for live and livelihoods.
- Natural storm protection provided by mangroves.
- Ecotourism in future?
3
Q
What are the risks and threats to the sundarbans
A
- Tropical storms and coastal flooding
- Climate change
- Erosion of char islands due to river levels (link to higher river levels from Himalayan glacial melt
- Salinisation of soil
- Accessibility and remoteness
- Bengal tigers - conflict with expanding human population and settlements.
- Over-exploitation of resources
- Conversion of wetlands to agriculture and settlements
4
Q
What are the human responses to the risks and threats
A
- Investment in infrastructure to increase human resilience (better health and better incomes mean communities cope better with the threats).
- NGOs and USAID train communities to improve agriculture and manage natural disasters, building of better latrines, education on disease prevention.
- Cyclone shelters and warning systems
5
Q
What are the inputs in the coastal system
A
- River water from gangees brahmuputra and the meghna
- south westerly wind
- river velocity
- bay of bengall
6
Q
What are the flows in the coastal system
A
- transport
- erosion
- deposition
- colonisation
7
Q
What are the outputs in the coastal system
A
- char islands
- low lying flat land
- mangrove forrest
- sand dunes
