Polluting environment that has changed. Whether it's changing environment, physical, chemical, or biological in soil or air will also result in harmful to living organisms. Again, the entire human organism unwanted Whether this change will have the effect, directly or indirectly, of an environment that has elements not suitable for use, but the reverse is toxic or harmful substances or contaminated by pollution and health power that resulted in physical health. Mind and social decay, causing the human impact, both direct and indirect.
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