A child stands at the door of a shipping container serving as his accommodation in Shanghai on March 4. The containers, which house different families, were set up by the landlord, who charges rent of 500 yuan ($80) per month for each container.

A mother and her child are seen inside their shipping container.

People congregate outside their shipping container.

A mother and her child eat dinner.

A child does homework inside a shipping container.

62-year-old Cheng Man Wai lies in the 16 square foot cage that he calls home, in Hong Kong on Jan. 25, 2013.

77-year-old Yeung Ying Biu sits inside his cage home on Jan. 25, 2013.

63-year-old Lee Tat-fong walks in a corridor while her two grandchildren -- Amy, 9, and Steven, 13 -- sit in their 50-square-foot room in Hong Kong on Jan. 25, 2013. Lee, like many poor residents, has applied for public housing but faces years of waiting. Nearly three-quarters of 500 low-income families questioned by Oxfam Hong Kong in a recent survey had been on the list for more than 4 years without being offered a flat.

77-year-old Yeung Ying Biu eats next to his cage on Jan. 25, 2013. The cage homes date from the 1950s, when they catered mostly to single men coming in from mainland China

Jorge Sanchez of Colombia empties his freezer, before learning that his family's eviction has been suspended, in his home in Madrid on Dec. 3.

Jenifer Martinez of Spain packs her belongings, before learning that her family's eviction has been suspended, in her home in Madrid on Dec. 3.

Jenifer Martinez of Spain speaks to a member of the Mortgage Victims' Platform, left, before learning that her family's eviction has been suspended, in her home's kitchen in Madrid on Dec. 3.

Jorge Sanchez of Colombia, right, kisses his girlfriend Jenifer Martinez of Spain after learning that their family's eviction has been suspended, in Madrid on Dec. 3.

Jorge Sanchez of Colombia takes down a placard outside his house after learning that his family's eviction has been suspended in Madrid on Dec. 3.

A resident holds a spittoon as he walks in an area where old residential buildings are being demolished to make room for new skyscrapers in central Shanghai on October 17, 2012.

A man rests on a motorcycle in front of an advertisement in central Shanghai on October 18, 2012. China likely hit the bottom of a seven-quarter long economic downturn between July and September, but the slowest three months of growth since the depths of the financial crisis and a cloudy housing market outlook make recovery prospects tepid.

Akee, 34, who works as a waiter, rests in a wooden box where he lives in Hong Kong October 9, 2012.

A movie is shown on a television in a common area between wooden boxes where people live in Hong Kong, October 9, 2012.

A television placed inside a wooden box used for living in Hong Kong October 9, 2012.

A NGO worker speaks to people living in wooden boxes in Hong Kong, October 9, 2012.

John Harris stands next to his family: wife Remedios (who holds Joshua, 3), Jamie, 11, John, 16, and Joyce, 8, at the small space where they live under a bridge in Manila, Philippines on August 21, 2012 . John is a construction worker making 250 pesos ($6) a day. The family live in a small space under a bridge alongside many other impoverished families.

Irish Romes, 19, holds her 2-week-old baby Jay at the place where she lives with her family next to a highway in the slums of Binondo, Manila on August 21, 2012.

A man stands next to the door of his room under a bridge in Manila on August 21, 2012. Families cram into small rooms under a bridge so they can live for free.

A man washes clothes as children look out from the small room under a bridge within which they live on August 22, 2012 in Manila.

A woman holds her daughter in their makeshift shack in the Binondo slums of Manila, which they rent for 1,000 pesos ($24) a month.

Riot police try to arrest members of the "Stop Deshaucios," Stop Evictions, social movement during a protest to prevent an eviction in Oviedo, northern Spain on June 27, 2012.

Activists from the "Stop Deshaucios," Stop Evictions, social movement throw buckets of water from a balcony to prevent police entry during a forced eviction.

Riot police take cover from water thrown from balconies by protesters of an anti-eviction social movement.

Spanish riot police restrain a member of the "Stop Deshaucios," Stop Evictions, social movement during a protest to prevent an eviction in Oviedo.

A Roma boy climbs on the top of a ramshackle house, torn down by local authorities, in Craica, a shantytown on the outskirts of Baia Mare, Romania. All pictures taken on June 14, 2012 and made available on June 19.

Roma children play outside a former Cuprom chemical plant turned into a housing project in Baia Mare.

A bulldozer prepares to tear down a ramshackle house in Craica.

A Roma child sits on a couch in Craica.

Roma people go through waste debris looking for useful materials, after several ramshackle houses were torn down by local authorities in Craica.

A Roma man looks on as authorities prepare to tear down houses in Craica.

A Roma child sleeps in a ramshackle house in Craica.

Unemployed Esperanza Pinto, 32, is seen in a bedroom in the apartment where she lives with her daughter in the Andalusian capital of Seville, southern Spain May 23.

Men carry a fridge into a building that has been occupied in Seville, May 24. More than 30 struggling families are occupying an apartment in Seville in southern Spain that has been empty since it was finished three years ago. The building is one of hundreds of thousands of ghost constructions gathering dust all over Spain that banks and property developers are unable to sell. Most of the occupiers of the flats, which have brand-new wooden floors with sparkling double glazing, have been thrown out of their own homes by landlords or bailiffs after they defaulted on their mortgage or could not pay the rent.

Antonio Buenavida, 57, makes a gesture of support to retired Ana Lopez, 67, and Manuela Cortes, 65, who are living in an occupied building in the Andalusian capital of Seville, southern Spain May 23. More than 30 struggling families are occupying an apartment in Seville in southern Spain that has been empty since it was finished three years ago. The building is one of hundreds of thousands of ghost constructions gathering dust all over Spain that banks and property developers are unable to sell. Most of the occupiers of the flats, which have brand-new wooden floors with sparkling double glazing, have been thrown out of their own homes by landlords or bailiffs after they defaulted on their mortgage or could not pay the rent.

Hairdresser MariCarmen Angulo rests in the living-room of the apartment where her daughter with her boyfriend are living in Seville, southern Spain.

Unemployed Aguasanta Quero, 38, poses in the living room of the apartment where she lives with her three sons in the Andalusian capital of Seville, southern Spain May 23, 2012.

A man salvages his belongings after a fire in a slum at Shyamoli in Dhaka, the Bangladeshi capital, on May 16, 2012.

A woman cries holding her child after she lost her shanty house in the fire.

Firefighters work to control the blaze.