近年来,随着我国国民经济的蓬勃发展,公路建设步伐逐年加快;公路在国民经济综合运输体系中的位置越来越重要,汽车保有量持续增加。公路对周边环境影响等问题也出现了很多不足之处;公路建设各阶段对环境的作用与影响,减少或杜绝公路对环境的污染,恢复路域生态损失,这是摆在我们? In recent years, with the vigorous development of our national economy, the pace of highway construction has been accelerated year by year. The position of highways in the national economy integrated transportation system has become more and more important, and the car ownership has continued to increase. Roads to the surrounding environment and other issues also appeared a lot of shortcomings; various stages of highway construction on the role and impact on the environment, reduce or eliminate road pollution to the environment and restore road ecological loss, which is placed in us?