Small Changes

Sarah Boseley is joined by experts and campaigners including Charlize Theron as she looks at progress on treating and preventing Aids and ponders the road ahead Read the transcript

Clár Ní Chonghaile reports from the Africa technology business forum on the innovations that could transform life in the continent – and the hardware glitches holding them back Read the transcript

With so many misconceptions and taboos around sex, Liz Ford looks at why effective education is more important than ever Read the podcast transcript Sex education lift off in Nepal

As the world humanitarian summit approaches, Lucy Lamble looks at why 75 million children can’t access adequate education Read the transcript

Kary Stewart visita La Ciudad de las Mujeres en Turbaco, a las afueras de Cartagena, en el norte de Colombia Inside Colombia’s City of Women – podcast in English

Kary Stewart meets women who experienced rape and violence during Colombia’s years of conflict, who came together and built their own community Read the transcript Colombia’s City of Women: a haven from violence Dentro de La Ciudad de las Mujeres en Colombia – podcast

Lucy Lamble reports from southern Africa on the recurring droughts, exacerbated by an unusually strong El Niño, that are causing a severe lack of food Read a transcript of the podcast

As the dust settles on the elections in Uganda, where Yoweri Museveni has prolonged a presidential reign of longer than 30 years, Hugh Muir looks at the trade-offs between progress and freedom Read a transcript of the podcast

Kary Stewart visits shanty towns close to the coast of Peru, where people driven from inland regions by poverty are resettling on dangerous ground Read the podcast transcript

The Guardian environment editor John Vidal reports from the UN climate change conference in Paris, where gritty but positive negotiations to broker an agreement are nearing a conclusion