SOURCES
- http://www.ngo.grida.no/soes/nsoer/issues/land/index.htm
- http://en.wikipedia.org/wiki/Ecotourism
- http://wetlands.sanbi.org
- http://www.panda.org/who_we_are/wwf_south-africa/environmental_problems_in_south_africa/
- http://www.engineeringnews.co.za/article/more-countries-pledge-to-cut-emissions-under-copenhagen-accord-2010-02-22CNN, 5 May 2000
- http://www.corporate.visa.com
- http://www.statssa.gov.za
- http://www.sanparks.org/about/annual/2009.pdf
- http://www.sa-venues.com/wildlife/default.htm
- http://www.birdsinsa.com/
- http://www.scienceacross.org/index.cfm?fuseaction=content.dhowcontent&node+103
- http://www.kznwildlife.com
- http://www.medicalnewstoday.com/articles/69582.php
- http://www.wynboer.co.za/recentarticles/0412bio.php3
- http://arstechnica.com/science/news/2009/04/metal-enhanced-spider-silk-tougher-than-the-original.ars