Rolston argues that the duty of human beings to nature should be based on the objective value of nature itself. 罗尔斯顿主张把人们对大自然所负有的道德义务建立在大自然所具有的客观价值的基础之上。
Holmes Rolston is different from the other environmental ethicists in that his environmental ethics is characterized by his aesthetic concerns. 摘要罗尔斯顿是环境伦理学界最具影响的学者之一,他的环境伦理思想具有浓厚的审美情怀,这使他与一般的环境伦理学家区别开来。