Unlike another American tradition, he is not confronting you with human degradation of the environment through pollution, manufacturing, or pop culture. (haberarts.com)
As we have become aware of this, we have also become aware of the history of human degradation of the environment. (religion-online.org)
The efficiency we need is to gain maximum end use from minimum degradation of our environment rather than maximum production from minimum labor. (religion-online.org)