Large French cities are often surrounded by areas of urban decay.

In the 1960s, several race riots occurred following the start of urban decay.

The estate is often used as a typical example of urban decay.

The street is an international symbol of urban decay and human degradation.

In the 1990's, the city became a symbol of urban decay.

That was one reason why urban decay rarely touched the heart of a city.

Our building was once abandoned, a monument of urban decay.

This led to mass unemployment and high levels of urban decay.

This area has had problems with urban decay, especially in the historic center.

One can forget about the problems of urban decay even yet up there.