TASK 5

Nowadays, we always heard the population in this world. In malaysia, we have kind of population. For example is water pollution. Now, the human is so lazy. They always throw the rubish into the river. so it make the water temperature decrease and cause the oxygen decrease. Next is chemical from factory also making the water pollution.  Because chemical had a many contaminant include organic substance which is acidity chemical waste and fuel. Last is pathogen, high level of pathogen can cause inadequately treated sewage discharge. Fot he conclusion, water polution happen because act from the people in this world. They not love all the atmosphere. we can reduce this by many way start to love our nature.