What is a good example of water contamination issue in Malaysia?

What are the issues in relation to water in Malaysia?

Five top issues in integrated water resources management were identified: (a) lack of a coherent national water policy; (b) need for concerted efforts in capacity building; (c) lack of a comprehensive database; (d) lack of coordination, and (e) lack of integrated planning and management.

What is the main pollutant commonly reported in river pollution cases in Malaysia?

The major pollutants in Malaysian’s rivers and lakes are Biochemical Oxygen Demand (BOD), Ammoniacal Nitrogen (NH3-N) and Suspended Solids (SS). High BOD is contributed largely by untreated or partially treated sewage from manufacturing andagro-based industries.

What are the most common types of water contamination?

Chemical pollution

Chemicals are the most common type of water contaminants. They affect both surface and underground water bodies. Industries and farming activities are the leading cause. Solvents and metals used in industries can pollute rivers and lakes.

How is water treated in Malaysia?

In Malaysia, extensive use has been made of primary treatment systems such as communal septic tank’s and Imhoff tanks and unreliable low cost secondary systems such as oxidation ponds. In addition, large urban areas utilise Individual Septic Tanks (IST).

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What is the most serious environmental problem in Malaysia?

Water pollution is arguably the most fundamental environmental issue in Malaysia, since the country’s pollution problems began with water pollution caused by the three traditional industries of tin mining, natural rubber, and palm oil, as mentioned above.

How bad is water pollution in Malaysia?

According to the Malaysian Environmental Quality Report 2016, out of 477 monitored rivers, only 47% of the rivers were classified as clean and the rest were slightly polluted (43%) and polluted (10%) [8].

How can we prevent water contamination?

Ways to Prevent Water Pollution

  1. Pick up litter and throw it away in a garbage can.
  2. Blow or sweep fertilizer back onto the grass if it gets onto paved areas. …
  3. Mulch or compost grass or yard waste. …
  4. Wash your car or outdoor equipment where it can flow to a gravel or grassy area instead of a street.