Abstract:Airborne microbes are living bodies which include airborne bacteria, fungi, actinomycetes, etc. They are fundamental biological components in an urban ecosystem and have a direct relationship with ecological balance and the function of many other life forms in nature. Initial research on airborne microbes can be traced back to the mid-19th Century, when Schwann found that the axenic materials were the cause of fermentation and contagion by airborne microbes. Now, due to the effects of human activities, the ...