Abstract: Public environmental awareness is of significance in formulating and implementing the policies of national environmental protection.In this study,an environmental awareness survey was made in five heavy chemo-industrial cities of Liaoning Province.The target groups included residents,policy-decision makers,teachers,students,enterprise staffs and farmers,and the main survey contents were public evaluation on the changes of environmental quality,satisfaction degree on the environment of living communities,environmental issues concerned about,types of environmental pollution,origins of environmental pollution and ecological degradation,causes of the differences in regional environmental quality,and cognition levels of environmental protection and its national development objectives.The results showed that 78.7% of the publics considered that the environmental quality was getting better during last 5 years,but 65.3% of them didn’t satisfy their living environment.The publics held that the fund use for environmental protection should be in order of garbage disposal >tree planting>waste water treatment>air quality control.The survey also demonstrated that most of the publics lacked of needful knowledge about environmental protection,and sufficient understanding on water and food contamination.The weak public environmental awareness had an adverse effect on the improvement of environmental quality,and the publics strongly called for the propaganda of environmental awareness.This study would provide bases to the administrations of Liaoning Province for regional environmental protection,ecological construction,sustainable economic development,and formulation of the policies and regulations on environmental protection.

Key words: Fractal theory, Skidding mode, Soil aggregates, Cutting intensity