Risk economic and social activities. The problem does not just affect the nature and the environment, but also affects the livelihoods and economic risk factors is because it may cause a risk of economic and social activity with violence along with a major economic recession ever occurred during the early 20th century, the world might require a large amount of money to reduce the problem and prepared the impact that may occur. Economists found that when global warming up 2-3 degrees to lose 3% of world production, including causing financial costs arising from the problems of human health and the environment.
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