Hard engineering
- Created by: jade-
- Created on: 08-02-18 11:53
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- Hard engineering
- Three Gorges dam
- outline
- control flooding on Yangtze
- improve water supply by regulating river flow
- generate HEP - vital for China's growth
- Benefits
- Produces HEP
- Reliable water supply
- Produces HEP
- Costs
- 632 km sq of land has been flooding to form resivour
- 1.3 million people have been re-located from 1500
- Resivour water quality is low due to waste from industry
- decomposing vegetation
- expensive and controversial
- outline
- Israel
- outline
- Desalinated plants provides a reliable and predicable supply of water
- five plants opened by 2013, taking directly from Mediterranen sea
- Aim to produce 70% of Israels domestic water supply by 2020
- Benefits
- provides up to 600 tonnes of portable water per hour
- energy used is solar
- costs
- each plant requires own power station and adds CO2
- produces vast amounts of slat brine containing anti scalnie atigens that harm ecosystems
- outline
- Three Gorges dam
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