Global Warming - Kimjinwoo(김진우)

Last class, we watched documentaries about global warming. People have been destructing natural until now from industrialization period. As a result, earth have ill. So many Natural Disasters and abnormal weather happen now. And most serious problem is depleting the Ozone Layer. Ozone Layer is role of protecting earth by ultraviolet rays. Ultraviolet rays is very harmful. And depleting the Ozone Layer is melting Ice in the Arctic. That make big problem that is rose the sea level. This problem will remove many island and shore. Therefore we must make solutions of global warming.