Special
Haiti: one year of cholera
First came the earthquake. Then, on 21 October 2010, the US Centres for Disease Control and Prevention announced that Haiti was in the grip of a cholera outbreak. One year on, more than 400,000 people have been sickened, and over 6,000 have died. Here, Nature looks back over its coverage of the disaster, and the international response.
Image credit: Spencer Platt/Getty Images