树木污染空气一提到树木，人们便对他充满了感情，因为树木是空气的天然净化器，能制造氧化、杀毒、除尘等等，大多数人对于氧气的功能如数家珍。近年兴起的森林浴就是冲着大自然的树木来的。其实有的树木也会污染环境。据美国科学家研究表明，有的树木会分泌出有害气体，... Trees contaminate the air When it comes to trees, people are full of feelings for him, because the trees are natural air purifiers, can create oxidation, antivirus, dust removal and so on, most people are familiar with the functions of oxygen. In recent years the rise of the forest bath is directed at the trees of nature. In fact, some trees can pollute the environment. According to the research of American scientists, some trees can secrete harmful gas, ...