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It is time to begin your mission. Today we will be exploring some of the kind of pollution and how influences in our world. This knowledge is crutial to be understanding of world system and how pollition affect it. Read the material and make the exercise in lesson 18 All around us. Then visit these sites and look the videos related with the topic. http://www.youtube.com/watch?v=TwM9_3thvss http://www.youtube.com/watch?v=s9rhdq1DRMM http://www.youtube.com/watch?v=QqNUTlY5foQ&feature=related Go to slides and make an presentation giving solutions to this problem. write a summary and uploud this information in scribd.com.
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