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Carbon dioxide emissions are causing the greenhouse effect, Earth's temperature rising,led to the dissolution of polar ice, sea level rise, polar bear habitat loss and destruction, on the relative
ecological imbalance. The performance of carbon dioxide, the earth swallowed this poster phenomenon. Has been swallowed by the Earth dark place, is the land and the polar bear of cry silhouette, oxygen (O2) fell asleep and disappear. Manifestations of irony with
humor, to be swallowed by human beings of Earth and polar bears say gooy night or good bye?
National Taipei University of Technology,
Taipei City, Taiwan