Ned Hettinger argues that exotic species should not be identified as damaging species, species introduced by humans, or species originating from some other geographical location and presents an alternative characterization.

Examining the concepts of “security” and “sustainability” Michael Redclift argues that, although the importance of the environment has been increasingly acknowledged since the 1970s, there has been a failure to incorporate other discourses surrounding “nature.”

In this paper, Theresa Satterfield recognises the many contributions to work on environmental values while arguing that some reconsideration of elicitation practices is warranted.

In this paper Thomas Young examines what he considers to be the three strongest arguments against destroying property as a means of defending the environment: the social fabric argument, the argument for moral consistency, and the generalization argument.