previous centuries. This phenomenon has been identified as global warming by climatologist, which is the negative result of overproduction of greenhouse gas such as CO2 and methane. Multiple reasons lead to the climate change, including burning fossil fuels, deforestation and inappropriate practices in agriculture, as these human activities accelerate greenhouse gas emitting. (Johnson, 2013, Course book 1)Although opponents who deny the temperature of the earth is increasing due to human activity claim…
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