In times past, the countries in the area, Thailand deforestation to 1/3 of the space, country Thailand. Approximately 56 square kilometres or the equivalent, 155,885 equals wildlife sanctuary area of the Huai Kha Khaeng Wildlife Sanctuary in the year 2525 (1982)-2504 (1961) has lost most forest areas after the national economic and social development plan that focuses on commercial monoculture crops and forestry concessions and no subsequent intrusion prevention. Forest areas also decreased continuously till the year 2549 that have increased the space jungle.