The important ideology of conforming to climate and protecting natural environment in Chang an culture is based on the concept of harmony between man and nature in Daoist culture of Dao Fa Zi Ran.

• 在自然观方面,道家文化"道法自然"、返璞归真的天人和谐观念,成为长安文化中顺应天时、保护环境的思想基础。