The Influence of Coastal Development on Ecological Environmental in Hebei Province

Based on pressure-state-response (PSR) model and relavant references,the the evaluation index system,the evaluation method and the grading criteria of ecological environment effect were established.Using this evaluation system,the influence of Hebei coastal development activities onecological environmental was analysed.The results show that the influence of coastal development on ecological environment in Hebei Province showed the trend of smaller→general→greater from 1984 to 2010 and acceptance degree evolved from the acceptable to unacceptable level.The main reason for this change is reclamation activities,the development of marine industry and population growth.The influence of development activity on ecological environment also show some difference in space,of which Qinhuangdao is smaller,followed by Cangzhou and Tangshan is greater.Moreover,the influence on ecological environment of Cangzhou and Tangshan reaches unacceptable level and need to further strengthen the restoration and protection of ecological environment.