求翻译：2005年，北极熊被列为濒危动物。因为温室效应气温升高，北极冰融化，没有浮冰，北极熊就无法捕海豹。食物短缺，就没有脂肪保暖。当工业废气和农药输送到北极，北极熊摄入了污染物，最终威胁到生命安全。是什么意思？

In 2005, polar bears are listed as endangered animals. Because greenhouse warming, the Arctic ice melts, there is no ice, polar bears can not catch seals. Food shortages, there is no fat to keep warm. When industrial waste and pesticides transported to the Arctic, polar bear intake of contaminants,

In 2005, polar bears are classified as endangered species. Because greenhouse warming, the Arctic ice melts, there is no ice, polar bears cannot seal-hunting. Shortages of food, there is no fat warmth. When industrial emissions and pesticide intake into the Arctic, polar bears the pollutants and eve

In 2005, the polar bear is listed as is in imminent danger the animal.Because of the greenhouse effect temperature ascension, the North Pole ice-out, does not have the floating ice, the polar bear is unable to catch the seal.Food is short, does not have the fat to maintain warmth.When the industry w

In 2005, the polar bear is listed as endangered species. Because the greenhouse effect of warming, Arctic ice melting, there is no pack ice, the polar bear will not be able to catch seals. Food shortages, there is no fat to keep warm. When the industrial waste gas and pesticides to the Arctic, polar

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