Editing Extinction (section)

===== Disease agents =====
The [[poliovirus]] is now confined to small parts of the world due to extermination efforts.<ref name="polio">{{cite web |url=http://www.polioeradication.org/Dataandmonitoring.aspx |title=Polio cases in the world in 2015 |publisher=The Global Polio Eradication Initiative |access-date=17 February 2016 |archive-date=19 February 2016 |archive-url=https://web.archive.org/web/20160219015412/http://www.polioeradication.org/Dataandmonitoring.aspx |url-status=live}}</ref>

''[[Dracunculus medinensis]]'', or Guinea worm, a parasitic worm which causes the disease [[dracunculiasis]], is now close to eradication thanks to efforts led by the [[Carter Center]].<ref>{{cite magazine |url=https://time.com/3680439/guinea-worm-almost-extinct/ |title=This Species is Close to Extinction and That's a Good Thing |date=23 January 2015 |magazine=Time |access-date=17 February 2016 |archive-date=24 February 2016 |archive-url=https://web.archive.org/web/20160224032526/http://time.com/3680439/guinea-worm-almost-extinct/ |url-status=live}}</ref>

''[[Treponema pallidum|Treponema pallidum pertenue]]'', a bacterium which causes the disease [[yaws]], is in the process of being eradicated.