Laos%20Table

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• Laos Table  Key Environmental Issues
• Deforestation (and forerst degradation) 300,000
  ha/yr
• Soil and Catchment area degradation (and floods)
  80 country is mountains
• Mines (Au, Zn, Cu sulfides Oxiana and Phubia
  Mining companies)
• Hydroelectric power dams and lake
  stratification, methylated species, physical
  impact on water quality
• Impact of Civil works (road, mines, fast
  urbanisation of Vientiane) on water quality, land
  slide
• Groundwater quality and quantity (nitrate, As?)
• Vientiane is however is still fed mostly by
  river (Mekong, Nam Ngum) turbity treatment with
  calcium carbonate Mekong carries more sediment
  in North than in South, where its clear
• Reduction of biodiversity caused by (i)
  encrochment of low land farmers (ii) 1.6 million
  tourist consumption
• In-house wood consumption (i) quantity of wood
  consummed and (ii)à PAH and particle
  inhalation(1 million family in-house fires)
• Urban environment (water supply, solid waste
  treatment, cement industry)