THE CHANGING WEATHER.Climate change is one of the biggest problems facing the world today. But what is it exactly and what could the future. Hold for us?1. The planet 's climate has constantly changed throughout history. Previously this was due to natural processes, However,. Many scientists believe the changes we have seen over the last century are mainly due to man 's activities. The earth is. Kept warm by greenhouse gases. Without these the world would be extreme cold. The problem is that man 's activities have. Produced extra greenhouse gases like carbon dioxide which have increased temperatures further.
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