In the urban area are both toxic environmental issues. As well as the problem of congestion, which is harmful to health, and cause problems, many problems, such as drugs. Health problems and property security, etc.
There are some problems in the urban environment protection. Including congestion, which is harmful to human health. And cause problems such as drug issues. Health and insecurity of property and so on.
In the urban area of the environment problem is toxic. As well as congestion problems which is harmful to the health, and caused many problems, such as the drug problems, health problems, and the safety of property. And so on.