- Soil pollution occurs when soil contaminated with toxic chemicals (concentrations exceed normal limits) by the activities of man as active mining, industrial production and use of chemical fertilizers Study or too much pesticide, ... or leaks from underground storage tanks. Most common types of soil contaminants are hydrocarbons, heavy metals, MTBE, herbicides, pesticides, and chlorinated hydrocarbons .
Let's move on to the first, you know, slides. It's about water environment. As we know, water is very important for our life, animals, specially aquatic animals. You drink it. You bathe with it. You play in it. You cook with it. How often do you stop and think about it? However, day by day, we 're polluting it seriously, may be on purpose or by accident. Water pollution occurs when surface water flows through the domestic waste, industrial waste water, pollutants in the ground, and groundwater seepage. The major sources of water pollution are organic pollution, agricultural pollution, runoff, toxic waste, and thermal pollution. Organic pollution is becoming more and more pressing on the environment, because of the growing population of the world. It's a simple concept, the more people there are in one area, the more waste they will produce. Water is very important but how to protect fresh water is more neccesary. It's up to everyone's sense. Firstly, Educate yourself about water resource protection.