1. IntraductionHere are some pictures of our water resources. Water makes up about seventy percent of the Earth, in which only three percent is fresh water. We can see here is the image of the sea. It is very beautiful. And this is the source of living water. But (the image of the pollution) was horrible. Why? By who? ... So today we'll talk about the topic of pollution of water resources.2. Causes-First, it is due to the population explosion. Population growth led to the need for housing, food production, food industry, ... Create the source sewage directly affects the environment.-Second, by human consciousness: + Litter disposal into ponds, rivers, streams, seas + Do not handle dirty water which directly discharged into the environment + Abuse of chemical substances, medicines and plant protection ...-Third, due to the natural phenomenon: + Storm + Floods, rain + Ice melt Put into the environment toxic substances, dead organisms and dynamic dirt tray under water -There are also due to the accident: the oil spill, the oil pipeline rupture. 3. Results-The lack of running water-Affect human health-Harm to animals and plants under water-Contribute to soil contamination, groundwater circuits4, Effects-Destructive underwater ecosystems-Threatening natural ecosystems-Cause acid rain-Causes of climate change5. Solutions-Implement family planning-Collect the garbage out in the ocean-Minimize the polluting water resources issues (for example, cleaning up the oil spill, take care of the infected animal oils)-Garbage treatment before release-Conscious: advocacy organisation, join the movement cleaning of garbage in rivers, lakes, sea ...-Use the proper types of pesticides, medicines and plant protection. Use the friendly to the environment-Nhực, glass bottle recycling-Don't litter into the waters of the
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