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Remember a few years ago, mom and dad took me to visit my grandmother, my grandma's door has a river, the river clear with light ripples, the golden light, the flow forward slowly. The river, a group of aunt are laughing in the wash his clothes, and a group of children swim and play in the river. My mother and I rolled up his trousers at the river pick up pebbles, dad beside leisurely fishing. The happier and sight, now I remember.
However, one day a few years later, when I see the river again, can not help but got a fright. The river is not clear, and the water is muddy, mixed with some dirty thing, bare riverbed, water is almost dried up, also sending out the smell. These ChouShui out from where? I look, I saw several factories are sky injection with smoke, smoke pollution in the white clouds, and then into acid rain falls, poisoning the earth; At the same time, the factory also unceasingly to the river discharge waste water, the clear river becomes turbid poison. Coal is one of nature hundreds of millions of years of solar energy, and in a few hundred years a large number of development and utilization, a large number of coal combustion generates carbon dioxide, causing the earth's greenhouse effect. At the same time, for a small amount of sulfur in coal burning sulfur dioxide gas generated, along with the rain drop to the ground, the formation of acid rain. Acid rain did a lot of damage to the forest, be ecosystem "air killer."
Water drainage field to the river discharge sewage, even plant near the river died. Is this dump? The original of the clean water is no longer clean, the river flow is no longer, no longer pure and fresh air. There is accompanied by the end of the years of LaoHe hold what kind of attitude? Is to continue to pollute the environment or to protect the river? Environmentalists are vandals or do?
Because of water pollution and excessive exploitation of groundwater, human freshwater resources has started to emergency. Due to deforestation and excessive reclamation, grazing, soil erosion and land desertification problem is increasingly serious. Due to the destruction of the earth, by 2000, at least 2. 30000 species of plants and more than 1000 vertebrate species extinction, now there is 1 per hour species disappear from the earth. Land pollution, humans cut down trees, rock fall, the house was destroyed by the floods, flooded the crops; The litter into the river, the water pollution caused by discarded plastic bag can be seen everywhere, the formation of white pollution. People kill animals, cause extinction; The decapitation of flowers and trees, people make us lose the beauty. Humans have only one earth, we live in on earth, to protect the earth, protect our home.