United Nations Environment Programme. GEO Year Book 2007: An Overview of Our Changing Environment. Nairobi, Kenya. UNT Digital Library. http://digital.library.unt.edu/ark:/67531/metadc28576/. Accessed June 19, 2013.
GEO Year Book 2007: An Overview of Our Changing Environment
Feedback:
If you are having problems, need to report errors, or have questions or comments for the staff, please use our Feedback Form.