One. Sewage waste water current is caused by many factors. Which is enough to separate the sources of wastewater are three major sources of wastewater agriculture from both. Crop and livestock Industrial waste water and sewage from the community
2.Water shortages in the dry season in Thailand, the shortage of drinking water, the 13,000 - 24,.000 village population of about 6-10 million people, mainly in the northeastern part. Crisis-level water shortages will occur periodically. And intensified
3.Current water quality, water resources, many water quality problems. Even though it is not Sewage. However, it is a low quality. Problem is found Ph of water with high turbidity, low contamination of toxic
4.Encroachment of saltwater Because estuaries with fresh water to salt water with a little push. It is caused by several reasons, including drought. The use of many water activities.
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