Statisticians are trying to adjust measures of national wealth for pollution and depleted resources. This turns out be all but impossible : a report.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/invaluable-environment
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/economist-london
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment