Sustainable water management schemes
Cards (24)
- Aral sea restoration:
- Construction of 12km karakol dam
- Aral sea restoration:
- Cost $87m
- Aral sea restoration:
- 2007 world bank loans to save Northern Aral sea
- Aral sea restoration advantages:
- Water levels increased by 3.3m. Took 7 months and scientists thought it'd take 10
- Aral sea restoration:
- USAID has given $1.6m to counter desertification (2022)
- Aral sea restoration advantages:
- Revival of fishing industry. In 2006 annual catch was 1360 tonnes (mostly saltwater fish). In 2016, 7106 tonnes of fresh water species which is better relative to saltwater
- Aral sea restoration disadvantages:
- $87m cost
- Aral sea restoration disadvantages:
- Repay WB loans
- Aral sea restoration disadvantages:
- Kess success in Southern Aral sea due to increased Uzbekhistan demand for water from rivers flowing into Southern Aral sea
- Singapore:
- 17 resovoirs which are connected by waterways
- Singapore advantages:
- Malaysia typically accounted for 80% of Singapore's water supply. In 2010, it was 40%
- Singapore advantages:
- Recycled water. In 2010, 30% of all water was from grey water -> clean water
- Singapore advantages:
- 2 desalinsation plants account for 25% water demand
- Singapore advantages:
- Recycled water has safety levels greater than the WHO standards
- Singapore advantages:
- Improved tech means leakages have been reduced to 5%
- Singapore advantages:
- Subsidies help the poorest with water
- Singapore advantages:
- Daily consumption of water down from 165L to 155L / day due to surge pricing
- Singapore disadvantages:
- Virtual water still from Malaysia
- Singapore disavantagses:
- Physcological barrier to be overcome with drinking poo water
- Israel:
- Smart irrigation + desalinisation
- Israel:
- Recycles 80% of their water
- Israel:
- 65% of crops produced using recycled water
- Israel:
- 50m tonnes / year of water imported by Turkey via ship
- South Downs - farmers growing drought tolerant crops such as olives, instead of wheat.