We track four people on their journey.
A look at the history of France's black community
In a crowded Nigerian slaughterhouse blood, fire and smoke are normal working conditions.
01 Feb 2012 06:54 GMT | Niger, Nigeria
In east Java, men climb steep paths carrying heavy loads of sulphur rock from the mouth of a volcano.
18 Jan 2012 12:01 GMT | Indonesia
We follow Ukrainian miners as they go underground to dig the last pieces of coal from exhausted mine shafts.
12 Jan 2012 09:21 GMT | Ukraine
Using little more than their bare hands, gangs of Pakistani workers pull ships apart to sell the scrap metal.
Working Man's Death | 11 Jan 2012 14:25 GMT | Arts & Culture, Pakistan
We travel to Chile to meet a group of young scientists determined to develop smart plant-based food to save the planet.
Science & Technology, Chile, Food
We follow the journey of a plastic bottle to find out what it takes to truly recycle the product creating zero waste.
Science & Technology, US & Canada, Environment
A couple working to protect LA communities from gang violence is caught in the crossfire of the US war on gangs.
Politics, Gang violence, US
South Koreans drink twice as much liquor as Russians, but is this national obsession with alcohol reversible?
Health, Asia, South Korea