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Theme: Dynamic Earth
Governments and their citizens were warned about the dangers of the greenhouse effect at the end of twentieth century, but they did not take the necessary steps to prevent it from becoming even worse. In my speech I’ll introduce you with things that could happen after few years with people and with the earth if they don’t change their attitude about nature today. And I’ll ask you a question whether the life is going to be easier and better or worse and more difficult than it is today?
First of all I want to say some words about past. Many years ago, life was more simple and people did not have any technologies for a better life. As a result, human beings had to use the natural resources such as animals for transportation and fire for heat and light to carry out daily activities. In some ways this was excellent because there was less pollution created. In other ways, this was awful because technology helps each individual to live more easily.
However, now we can see, that technology is one of the main reasons for global warming. And this problem began during the Industrial Revolution where society changed agricultural to industrial practices and that’s why new chemical compositions like oil, coal, gas, carbon dioxide appeared. As a result, the earth's atmosphere kept on changing and the temperature of the planet kept on rising. …
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