In one of the poorest slums in Argentina ... takes a closer look at the US president's negotiation strategy with top world leaders. Carney described Canada as the "most European of non-European ...

Producer/director Elena Cosentino (pictured) on the making of ... slum, home to over half a million people, many of them children. All of us in the team had been to some of the poorest corners ...

In Ahmedabad, India, hundreds of roofs gleam white in a large slum, a new defence against the ... like cool roofs can offer relief. Across the world, heatwaves that, prior to the industrial ...