Origin and significance
.At present, Thailand. Be faced with the problem of global warming. Caused by the average temperature of the air on the rise. Causes of global warming. Greenhouse gases rising from the activities of human beings.The chemical ingredients of greenhouse gases that humans use, and many others. Therefore, these emissions up together on the earth's atmosphere.The back is greenhouse gases are stored. The temperature of the earth gradually increased from the original
.The impact of global warming, it has higher temperature, weather conditions, different from the original. More severe natural disasters, flood, earthquake, severe storms.With the use of bicycles to travel in the near Instead of using a vehicle power. Which cause air pollution. That may affect the health and global warming
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