在人类历史的长河中,随着有意识的经济活动的加剧,使大自然的生态系统受到严重的影响。人们从实践中越来越认识到自然保护的重要性,寻求并通过各种途径和不同的方式来保护自然,这是一件极有意义的工作,因为这一工作的本身也正是保护了人类的未来。 国外在一百多年前就已提出用划定范围,建立国家公园的方法保护自然。美国早在1872年就建立起世界上第一个国家公园——黄石国家公园,其目的是为了保护自然的原貌,并在 In the long course of human history, with the intensification of conscious economic activities, the ecosystem of nature has been severely affected. People have increasingly realized the importance of nature conservation in practice. They seek and protect nature through various means and in different ways. This is a very meaningful job because the work itself is also protecting humans. s future. It has been proposed by foreign countries more than 100 years ago to define the scope and establish a national park to protect nature. As early as 1872, the United States established the Yellowstone National Park, the world’s first national park. Its purpose was to protect the original appearance of nature and