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The event that I chose is about the coffee as renewable energy. Even though its the second valuable commodity its an environmental impact because they're cutting down the plantations. This helps the people with money but doesn't help the environment, there will be less oxygen for humans. Farmers and people who exports the coffee are involved in this problem.One of the opnion was that "Coffee waste water generates a considerable amount of greenhouse gases, particularly methane. However, this same waste water is rich in organic matter, which can be harnessed to generate biogas via anaerobic decomposition."

Nobody disagrees about the coffee as the renewable energy. Mostly all the people say that its a correct thing to do. In the future we should cut some trees but also plant some of the seeds we cut from.

People are talking about some kinds of general instruments pop music plays, however it's different for each kind of the songs rhythm.

this are some peruvian instruments

This is one of the famous instruments of the andean music made by the incas

How the Andes be inmuned to forces of globalization? Spanish conquest made some changes in the Andean music world. They introduce the string instruments,