KNCT Takamatsu special lecture oct 2013_pdf

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Special Lecture to Kagawa College Japan

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KNCT Takamatsu special lecture oct 2013_pdf

  1. 1. Special Lecture 特別講演 National University of Malaysia Geo-Environmental Issues in Malaysia Wan Zuhairi Wan Yaacob Geology Programme, School of Environment and Natural Resource Sciences, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, 43600 Bangi, Selangor. Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 1
  2. 2. Content of Presentation: National University of Malaysia • Introduction to UKM • Environmental Law and Regulations in Malaysia • Geo-Environmental Issues :-    Illegal dumping of toxic waste Hydrocarbons contaminated sites Improper closure of Landfill Abandoned Mining Land (Acid Mine Drainage) • Conclusions Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 2
  3. 3. National University of Malaysia 1, Introduction to UKM Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 3
  4. 4. Universiti Kebangsaan Malaysia National University of Malaysia (National University of Malaysia) • Established on May 18, 1970 • 2nd Oldest (UM 1949) • 13 faculties, a Graduate School of Business (GSB-UKM), as well as 16 research institutes of excellence in education. • One of the FIVE research universities of Malaysia in 2006 (USM, UM, UPM, UTM) www.ukm.my Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 4
  5. 5. Faculty of Science and Technology Schools National University of Malaysia Programs School of environmental and Natural Resource Sciences Biology, Geology, Marine Science, Environmental Science (P = 24; AP = 25; L = 39) School of Biosciences and Biotechnology Bioinformatics, Biochemistry , Plant Biotechnology, Biotechnology with Management , Genetics, Microbiology, Zoology (P = 8; AP=14; L = 11) School of Applied Physics Physics, Material science and Nuclear Science (P = 11; AP = 11; L = 14) School of Chemical Sciences and Food Technology Chemistry, Chemical Technology, Oleo chemistry, Food science (P = 21; AP=14; L = 27) School of Mathematical Sciences Mathematics, statistics, Actuarial Science (P = 7; AP=8; L = 31) (P = Professor; AP = Assoc. Professor; L = Lecturer) Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 5
  6. 6. Research @ UKM • Centre for Research and Instrumentation (CRIM) • founded in January 1995 • Research in UKM is divided according to Niche areas. • 8 Research niche areas • Research Clusters • Research Groups National University of Malaysia Research Group Research Nic Research Cluster Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 6
  7. 7. Eight (8) Research niche areas at UKM 1. 2. 3. 4. 5. 6. 7. 8. National University of Malaysia Challenges for Nation Building Regional Sustainable Development Renewable Energy Health Technology and Medicine Climate Change Nanotechnology and Advanced Materials Biodiversity for Biotechnology Development Content-Based Informatics Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 7
  8. 8. Niche 2. Regional Sustainable Development National University of Malaysia 6 clusters; 17 research groups Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 8
  9. 9. Niche 6. Nanotechnology and Advanced Materials National University of Malaysia 4 clusters; 44 research groups Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 9
  10. 10. Consultation work National University of Malaysia • Two ways – Research Grant (external research grant) – UKM Consultation Management Centre Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 10
  11. 11. National University of Malaysia 2, Environmental Law and Regulations in Malaysia Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 11
  12. 12. Environmental Law in Malaysia National University of Malaysia • Environmental Quality Act 1974 (Act 127) – Administered by the Department of Environment. – Part IV : PROHIBITION AND CONTROL OF POLLUTION • Section 24 - Restrictions on pollution of the soil • Section 25 - Restrictions on pollution of inland waters (inc. Groundwater) • Set of Regulations and Orders • 30 Regulations • 22 Orders None directly related to SOIL & GROUNDWATER Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 12
  13. 13. Soil and Groundwater Regulation National University of Malaysia • Soil remediation in Asia – few countries where formal soil remediation laws were in place; such as Taiwan, Korea and Japan. Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 13
  14. 14. Soil Remediation Regulations in Asia National University of Malaysia http://www.finev.co.jp/ Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 14
  15. 15. Groundwater Remediation Regulations in Asia Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 National University of Malaysia 15
  16. 16. National University of Malaysia 3, Geo-Environmental issues: Contaminated Land Illegal Dumping of toxic waste Hydrocarbons contaminated site Improper closure of Landfill Abandoned Mining Land (Acid Mine Drainage) Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 16
  17. 17. National University of Malaysia Illegal Dumping of toxic waste Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 17
  18. 18. Illegal Dumping in Malaysia National University of Malaysia • Illegal dumps associated with scheduled waste – 2002 to 2006: 107 cases – 60% in the state of Selangor (the most developed state in Malaysia) – Worst case: Felda Bukit Gatom, Johor (2006) Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 18
  19. 19. Illegal dumping of hazardous waste in Malaysia National University of Malaysia  7th January 2006  Worst Case : 1000 villagers and 5 schools with 3000 pupils affected  2143 tons of toxic waste aluminum dross was disposed  Emitted ammonia vapor after contact with rain (water) “Illegal dumping of hazardous waste – that’s nothing new in Malaysia” Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 19
  20. 20. National University of Malaysia Illegal dumping of hazardous waste in Malaysia  7000 tonnes of contaminated soil and water (groundwater) were sent for proper disposal at Bukit Nanas Waste Management Centre (~ 200 KM).  Cost for proper disposal = only RM1.7 Million  Cost for the disposal (after illegal dumping) = RM3.17 Million (time = ~3 weeks) – Paid by the Government (National Disaster Fund) Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 20
  21. 21. National University of Malaysia • The site after the restoration Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 21
  22. 22. National University of Malaysia What comes after this incident Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 22
  23. 23. New Guidelines National University of Malaysia • The Malaysian Government has produced New Guidelines for Managing Contaminated sites : Hazardous Substances Division (DOE) Framework for Managing Contaminated Sites in Malaysia Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 23
  24. 24. Management of contaminated Land in Malaysia National University of Malaysia • The study was conducted to fulfill the requirement from DOE. • Department of Environment has published new guidelines (June 2009). – proper assessment and management of contaminated land in Malaysia. Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 24
  25. 25. Effort by other institution National University of Malaysia SIRIM BHD: 1. Guidelines For Developing And Implementing Early Action For Site Remediation 2. Practice For Assessment Of Attaining Clean Up Level For Site Closure Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 25
  26. 26. National University of Malaysia Hydrocarbons Contaminated Sites Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 26
  27. 27. Hydrocarbons Contaminated Sites National University of Malaysia Inanam, Sabah Gong Badak, Terengganu Penampang, Sabah  Gong Badak, Terengganu (completed)  Inanam, Sabah  Penampang sabah Next sites  Labuan, Sabah  Lahad Datu, Sabah Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 27
  28. 28. Site condition in Gong Badak, Terengganu How far is the extent of this contaminant? Does it reach the groundwater? What is the RISK? • • • • National University of Malaysia Former electricity transformer Use naphthalene oil as coolant Five concrete rims – used to trap the spent oil Overflow – contaminate the ground Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 28
  29. 29. Environmental Site Assessment (Phase II) Sampling of surface soil National University of Malaysia Sampling of surface water Drilling (rotary method) Sampling of groundwater Air sampling Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 29
  30. 30. National University of Malaysia Improper closure of Landfill Groundwater contamination (Groundwater Modeling of Closed Landfill site in Taman Beringin Kuala Lumpur, Malaysia) Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 30
  31. 31. National University of Malaysia Landfill in Malaysia April 2007  A total of 261 landfills; 111 were closed.  From 150 active landfills, 10 are sanitary (engineered) MHLG – Ministry of Housing and Local Government Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 31
  32. 32. Current status… National University of Malaysia • Groundwater Remediation Plan for National Landfill Restoration (NLR) Project in Malaysia • National Landfill Restoration (NLR) Project for the safe closure and restoration works for sixteen (16) landfills in Malaysia. • The ESA studies for all landfills were conducted and ESA Monitoring and Rehabilitation were also carried out • Total cost is about RM294 million (RM18 M each) Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 32
  33. 33. Example: improper closure of landfill National University of Malaysia Taman Beringin Landfill in Kuala Lumpur Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 33
  34. 34. Remediation cost RM24 million ( ¥726,975,888.00 ) National University of Malaysia Closed = early 2005 (8 years ago) Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 34
  35. 35. Taman Beringin Landfill in Kuala Lumpur Before restoration National University of Malaysia After restoration Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 35
  36. 36. Taman Beringin Landfill in Kuala Lumpur Before restoration National University of Malaysia After restoration DBKL – remediation cost RM24 million ( ¥726,975,888.00 ) Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 36
  37. 37. Environmental Problem National University of Malaysia Impermeable wall Impermeable wall Installing impermeable wall (5m depth) along the river to prevent the underground leachate entering the river Nanyang Pond Is it effective ??? Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 37
  38. 38. Site assessment National University of Malaysia • Drilling boreholes ---- > Conceptual site model • Computer Modeling work using Visual Modflow Pro Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 38
  39. 39. Original Plan: Construct cut-off wall along Sg. Jinjang (Depth 5m, Length 300m) A National University of Malaysia B A B The cross section along x-axis (marked as dashed yellow arrow in Figure 15) indicates the movement of contaminants underneath the wall constructed just 5 m depth. The transport model of contaminants after 3650 days Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 39
  40. 40. Model 1: Construct cut-off wall along Sg. Jinjang (Depth 15m, Length 300m) National University of Malaysia  The contaminant transport models run at different time scales.  The construction of cut-off wall along the river will divert the flow towards Nanyang Pond. Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 40
  41. 41. National University of Malaysia Model 2: Construct “L” shaped cut-off wall (Depth 15m, Length 365m) The contaminant transport model with the construction of L-shaped cut-off wall at different time scales. Dam Effect Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 41
  42. 42. Model 3: Construct impermeable wall along Sg. Jinjang and one pumping well National University of Malaysia Pumping Well (1000m3/day) Pumping well Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 Pumping screen 42
  43. 43. Model 4: Construct “L” shaped impermeable wall along Sg. Jinjang and one pumping well in between the wall. National University of Malaysia Model of L shaped cut-off wall with single pumping well in between the walls. The groundwater is channelled to flow through the pumping well. Pumping well Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 43
  44. 44. National University of Malaysia Abandoned Mine Sites Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 44
  45. 45. Abandoned Mine Sites National University of Malaysia AMD - common problems in mining areas pH = 3.28 pH = 7.85 Padang Piol Sg. Lembing pH = 2.38 pH = 2.79 pH = 4.75 pH = 8.05 Bukit Botol, Chini Bukit Ibam 1 Bukit Ibam 2 Kg Awah Quarry Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 45
  46. 46. Research conducted in this topic at in UKM National University of Malaysia • Environmental Monitoring • Remediation of AMD  Xeolite  activated carbon  bentonite  limestone • Prediction of acid mine potential using acid-base calculating method Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 46
  47. 47. National University of Malaysia Environmental Monitoring pH = 2.79 Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 47
  48. 48. Remediation of AMD Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 National University of Malaysia 48
  49. 49. National University of Malaysia Conclusions • Malaysia is now heading towards a better management of its environmental issues especially the contaminated lands. • New Contaminated Land Management has become into play to promote effective management of contaminated land in Malaysia. Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 49
  50. 50. National University of Malaysia More INFO : http://geo-environment.blogspot.com/ Thank you for your kind attention どうもありがとうございます Special Lecture at Kagawa National College of Technology, Japan:: October 7, 2013 50

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