There are human relationships with the environment of the past issues of the natural ecological balance by not going too much. This is because people in the main era alive under the influence of nature. Changes to the natural environment is gradually. Everything in nature can adjust the balance of its own. Over time until all transmitters to phase a few decades. It turns out that there are serious problems with an environmental problem in the world, and some of these had a similar effect in all countries, both developed and developing. Where these issues come from nature and human artifacts.
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