Why poverty? Part 4
26 November 2012 Last updated at 08:38 GMT
Why is that despite all our advancements, technological progress and increasing wealth, the twin scourges of extreme poverty and inequality still blight the lives of vast numbers of people in the 21st Century?
Joined by the former British prime minister Tony Blair, Oby Ezekwesili, a former Nigerian government minister, Vandana Shiva, a scientist and grassroots activist from India and the South African author Moeletsi Mbeki, Zeinab Badawi hosts the BBC World Debate from Johannesburg.
Watch the discussion - Why poverty?
Part 1 The causes of poverty
Part 2 The need for opportunity
Part 3 The prospects for Africa
Part 4 The importance of agriculture
Part 5 Possible solutions