Carbon Footprint, is the total amount of greenhouse gases produced directly and indirectly by human activities., Pollution, Is any harmful addition to the environment , for example smoke., Acid rain, is polluted rainfall, greenhouse gases, Help to keep the earth warm, however, if a lot of greenhouse gases, such as carbon dioxide, build up in the atmosphere too much heat is trapped, causing global warming, global warming, Raises sea levels and causes damaging climate change, such as storms and flooding., The ozone layer, Protects the earth by absorbing the harmful ultraviolet radiation of the sun.

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