Presented in “China – Thailand Geo-Informatics Workshop Series I: Agricultural Applications” 30 June - 2 July 2010 at Pattaya, Thailand

1. Application of Satellite Imagery on Forest Cover Monitoring in Thailand by Mr. suchin Khantisomboon Department of Nation parks wildlife and Plant conservation THAILAND [email_address]

7. Forest cover in 1973 221,725 sq.km. 43.21%

8. Forest cover in 1976 198,417 sq.km. 38.67%

9. Forest cover change during 1973-1976

10. Forest cover in 1978 175,224 sq.km. 34.15%

11. Forest cover change during 1976-1978

12. Forest cover in 1982 156,600 sq.km. 30.52%

13. Forest cover change during 1978-1982

14. Forest cover in 1985 150,866 sq.km. 29.40%

15. Forest cover change during 1982-1985

16. Forest cover in 1988 143,803 sq.km. 28.03%

17. Forest cover change during 1985-1988

18. Forest cover in 1991 136,698 sq.km. 26.64%

19. Forest cover change during 1988-1991

20. Forest cover in 1993 135,554 sq.km. 26.03%

21. Forest cover change during 1991-1993

22. Forest cover in 1995 131,485 sq.km. 25.62%

23. Forest cover change during 1993-1995

24. Forest cover in 1998 129,722 sq.km. 25.28%

25. Forest cover change during 1973-1998

26. Flow Chart of Work ( 1 ) Methology

27. Flow Chart of Work (2)

28. Flow Chart of Work (3)

29. Index of SPOT imagery(260 scenes)

31. Upland Forest

32. Mangrove Forest

33. Water Body

34. Shrimp Farm

35. Other Land

47. Profile of Dry Dipterocarp Forest Percent of Crown Cover = 52.21 %

48. Profile of Mixed Deciduous Forest Percent of Crown Cover = 81.10 %

49. Profile of Dry Evergreen Forest Percent of Crown Cover = 87.41 %

50. Profile of Swamp Forest Percent of Crown Cover = 80.04 %

52. Forest Cover of Thailand Upland Forest

53. Forest Cover of Thailand Upland Forest Mangrove Forest

54. Forest Cover of Thailand Upland Forest Mangrove Forest Shrimp Farm

55. Forest Cover of Thailand Upland Forest Mangrove Forest Shrimp Farm Water Body

56. Forest Cover of Thailand Upland Forest Mangrove Forest Shrimp Farm Water Body Other Land

57. Forest Cover of Thailand Forest Cover Map 2008

58. Forest Cover of Thailand Forest cover change 2006-2008

59. Forest Cover of Thailand Conservation Area

62. Sampling Area of Flood and landslide Uttaradit Province

63. 6 Watershed area in Uttaradit province 1 2 3 4 5 6

64. Forest cover changes in Watershed 1 Acquired in 2006 Acquired in 2008 Forest cover change= 7.42 Km 2 (7.07 % )

65. Forest cover changes in Watershed 2 Acquied in 2006 Acquired in 2008 Forest cover change = 1.66 Km 2 (2.30 % )

66. Forest cover changes in Watershed 3 Acquired in 2006 Acquired in 2008 Forest cover changes= 2.20 Km 2 (1.50 % )

67. Forest cover changes in Watershed 4 Acquired in 2006 Acquired in 2008 Forest cover changes= 11.34 Km 2 (5.58 % )

68. Forest cover changes in Watershed 5 Acquired in 2006 Acquired in 2008 Forest cover changes= 1.45 กม 2 (2.79 % )

69. Forest cover changes in Watershed 6 Acquired in 2006 Acquired in 2008 Forest cover changes= 0.76 Km 2 (0.73 % )

70. The result of Forest cover monitoring Remark : Watershed 1 and 4 have been landslide and flood in 23 May 2006

71. GIS Analysis Slope Classes Forest cover changes with Slope classes Cause to landslide and flood in this area

72. Compare of forest cover change in 6 watershed 7.07 % (7.42 Km 2 ) 5.58 % (11.34 Km 2 ) 2.79 % (1.45 Km 2 ) 2.30 % (1.66 Km 2 ) 1.50 % (2.20 Km 2 ) 0.73 % (0.76 Km 2 )

74. Timber Logging

83. Natural Forest

84. Reforestation Area

85. Forest area with Orchard It happened landslide only in orchard area

86. Forest area with Field Crop

87. 1 2 3 1 หมู่บ้านเสี่ยงภัยระดับวิกฤต 2 หมู่บ้านเสี่ยงภัยระดับเตรียมการ 3 หมู่บ้านเสี่ยงภัยระดับเฝ้าระวัง Early warning system

91. Thank you for your attention