第1个回答 2014-06-12
the whole world has 1100000000 smokers, die each year from smoking related diseases up to 4000000, average every seconds of a people die from smoking related diseases. It is estimated that smoking USA adult life was reduced by an average of 14 years. 39.8% die from smoking adults who died of cancer, 34.7% people died of cardiovascular disease, 25.5% people die from respiratory diseases. Smoking has become a serious health hazard, harm to human survival environment, reduce the quality of people's lives, shorten lifespans pressing problems. For the United Nations every May 31st for global jieyanri, WHO take smoking as the plague of twentieth Century. After taking the burning tobacco which contains more than 20 kinds of toxins, harm to life to the largest operator of the nicotine.