Particle size characteristics and possible sources of street dust in Beijing;

Spatial distribution characteristics of heavy metals in street dust in Shenyang city;

Cadmium contamination in city street dust and its prevention and control methods

1mm mainly comes from other place from upper air which occupies 30% of all the city dust.

Environmental pollution of city dust includes dynamical pollution、geographical pollution、substantial pollution、cycle pollution and body pollution etc.

Spatial variation characteristics of urban dust heavy metal pollution based on geosatistics;

The urban dusts were polluted by Pb, Zn, Ni which were much higher in the industrial estate, sowntown and busy roads.

This paper is based on a study of the urban dust in Xi'an City,especially the environmental geochemical anomaly of lead in the street dust.

Pollution characteristics of atmospheric particles from city streets and influencing factors;

There are all kinds of edge space on the city street.

Through not only the analysising the development of city street s space and form, but also the studying its character of function, times and the inheritance and development of its culture and history,the paper clarifies the significance of the people in the city street and the development s direction of the view of environment and ecolog

Research of the Humanity of City Streets:Case Study of Huaqiangbei Road,Shenzhen;

The article complies with street space and street landscape two aspects start,analyzing the relation between facilities and the city streets to carry out the interrelation.