CREST 21st Meeting

2004/06/25 18:00- @IIS, Oki, Matsumura, Sugimoto(Doshisha-U.), Rajan, Tang, Nemoto, Yokoo, Sirajul, Hanasaki, Kanae, Suga, Miyazaki, Agata, Yoshimura, Magnus, Sugihara, Otaki, Shirakawa

• Oki
• From September, Future Climate simulation data will be available.
• Schedule
• 4 August, 13:00-15:00 @IIS
• 30 Sep.- 1 Oct., WS@Beppu
• Matsumura
• 穀物等の国際価格の均衡から、食糧供給を求める。
• 食糧生産に必要な水量を求める。（原単位が必要）
• TAN-EPICモデルへの入力もアップデートが必要。
• Sugimoto
• 中国の環境問題。食糧生産に関するパラメータの将来予測。
• データの取得、が問題。
• Sirajul: water availability indices
  
• water shortage/scarcity/stress
• Single factors
  
• water barrier : available flesh water (Falkenmark)
• Withdrawal ratio -> country base.
  
• water stress index (WSI)
  
• Basic Human Need (50l/day/capita)
• Multifactors
• Social Water Stress Index (SWSI)
• Use UN Human Development Index
• SWSI=WSI/HD
• Water Resources Vulnerability Index (WRVI)
• GDP, water use ratio, etc.
• Water Poverty index
• AQUA: tree of indices
• Policy making.
• What index should we use for what purpose???
• Rate of Change!
• Case Country for a standard or a ruler.
  
• Shirakawa: Rough Estimate for Global Environmental Flow Demand
• For this moment, natural perspective flow.
• 10% of mean annual flow is common threshold for EF.
• Drought is important to disconnection of channels, etc.
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