Orich Florestal (left), 24 and Rosemond Altidon, 22, stand on the edge of their partially destroyed apartment of Port-au-Prince January 9, 2011. An estimated 230,000 people were killed and much of the capital Port-au-Prince was destroyed on Jan 12, 2010.
A worker carries crosses to be placed in a the ground as they build a memorial in memory of the tens of thousands killed and buried in the mass grave at Titanyen on January 11, 2011 on the outskirts of Port-au-Prince, Haiti.
An aerial view of a tent city in Port-au-Prince is seen on January 10, 2011 - One million people still homeless and living in tent camps such as this one in Port-au-Prince, the nation's capital, seen three weeks after the quake.
People walk on a street in downtown Port-au-Prince January 9, 2011. Over 3,000 are suffering from cholera, brought in by the UN support team!! An estimated 9 million cu metres of rubble still remains to be cleared from the streets. Stealing of food is rife, as is sexual violence against women and girls.
Earthquake survivor Darlene Etienne, centre, shows a photo of her rescue shot to neighbours on Sunday Jan. 9, 2011. The 17year-old was pulled from the rubble of her cousin's home by French rescue workers, more than two weeks after the Jan. 12 massive earthquake.
A worker of Handicap International assists an earthquake victim with a prosthetic leg at a centre for amputees in Port-au-Prince January 10, 2011. Thousands of people lost limbs in the January 12, 2010
Soccer players from Haiti's Zaryen team (in blue) and the national amputee team fight for the ball during a friendly match at the national stadium in Port-au-Prince January 10, 2011. Sprinting on their crutches at breakneck speed, the young soccer players who lost legs in Haiti's earthquake last year project a symbol of hope and resilience in a land where so much is broken.
Before: A photograph from nearly a year ago shows a fire burning at the Hyppolite iron market in downtown Port-au-Prince on January 29, 2010.
After: People look at the newly reconstructed iron market completed in January 2011. The historic trading centre was originally constructed in the 1890's and has been rebuilt this year after a fire levelled it shortly after the January 12, 2010 earthquake.
A man listens to the radio inside his battery-charging business at Petionville Club golf course IDP camp in Port-au-Prince January 7, 2011. Reconstruction has barely begun in Haiti a year after its catastrophic earthquake
A woman walks past a neighbourhood in Port-au-Prince, Haiti on January 11, 2011.
The ruins of the Cathedral in Port-au-Prince in January of 2011, ahead of the one year anniversary of the devastating earthquake.
Before: The damaged Fort National neighborhood in Port-au-Prince viewed on February 24, 2010, with the national telephone company Teleco building in the background, just after the 2010 earthquake hit Haiti.
After: The damaged Fort National neighbourhood in Port-au-Prince seen one year later, on January 6, 2011.
Before: Back in 2010, a large crowd gathers at the ruins of St. Gerard University after receiving reports of a person still alive under the rubble on February 6, 2010 in Port-au-Prince, Haiti.
After: The rebuilt St. Gerard University (R) and another rebuilt building are seen on January 7, 2011.
Before: One year ago, earthquake survivors bathe and wash clothes in a stream next to destroyed homes on February 9, 2010 in Port-au-Prince, Haiti.
After: Haitians bathe and wash clothes in the same stream as the previous photo, on January 8, 2011.
Deaf-mute earthquake victims are seen inside their new houses donated by the International Red Cross in Port-au-Prince January 9, 2011.
Dan Woolley, a U.S. citizen who survived the January 12, 2010 Haiti earthquake, prays at the site of the destroyed Hotel Montana where he was rescued, in Port-au-Prince January 9, 2011. He told U.S. media after his rescue that he had used a first-aid app on his iPhone to stop the bleeding from his injuries.
Sebastian Lamoth, 8, right, puts on his prosthesis at his home in Port-au-Prince, Haiti, Monday Jan. 10, 2011. Lamoth's leg was amputated due to an injury suffered in the Jan. 12, 2010 earthquake.
Are corpses an immediate threat to the health of the city?
A boy watches out from his tent shortly after the ‘quake struck on 12 January 2010 – he’s probably still there!