References

http://tropicalconservationscience.mongabay.com/content/v4/11-06-27_132-148_Kaltenborn.pdf

http://serengeti.org/download/Tourism.pdf

http://www.theecologist.org/News/news_round_up/563507/tanzanias_serengeti_highway_plan_could_destroy_major_carbon_sink.html

http://blueplanetbiomes.org/african_savanna_plant_page.htm

http://savannaenvironment.wordpress.com/4/ 

http://www.ecotourism.org/what-is-ecotourism

http://www.serengeti.org/plantlife.html

http://books.google.com/books?id=YRybBlahRGUC&ei=HUy9UKm_CongkgSS44Fo