Tanzania is coping with the aftermath of severe floods and landslides, which killed dozens of people in the northern Hanang region.Shem Otieno, a BBC reporter in Nairobi, explains how rescue workers and the Tanzanian government are responding. We also hear from hydrology expert Wouter Buytaert, who explains how droughts can make landslides more likely. Three survivors also recount their experiences.Also: the BBC’s Maria Clara Montoya tells us about Daddy Yankee’s retirement.Email: whatintheworld@bbc.co.uk WhatsApp: +44 0330 12 33 22 6 Presenter: Hannah Gelbart Producers: William Lee Adams, Maria Clara Montoya, Luis Felipe Molina Editors: Verity Wilde and Simon Peeks

Essequibo is part of Guyana in South America - it’s got lots of oil and dense rainforests. But last Sunday, Venezuela voted to claim it in a referendum. There’s been a dispute over the region for a really long time but it’s bubbled up more recently when oil was discovered in Essequibo's offshore waters.Rachelle Krygier, a BBC reporter from Venezuela, gives us the history behind this land dispute and also explains how the referendum campaign played out on TikTok. Anselm Gibbs, a journalist with the BBC based in Trinidad and Tobago, tells us how people living in Essequibo are reacting to the referendum result.Also in this episode, our video games expert, Andrew Rogers, takes us through the new Grand Theft Auto trailer and what gamers can expect from the latest instalment when it’s released in 2025.Email: whatintheworld@bbc.co.uk WhatsApp: +44 0330 12 33 22 6 Presenter: Hannah Gelbart Producers: Emily Horler, Chelsea Coates and Luis Felipe Molina Editors: Verity Wilde and Simon Peeks

Russia’s Supreme Court has banned the “international LGBT movement" and declared it an “extremist organisation.” The ruling does not criminalise being gay. However, it will make the work of all LGBTQ+ organizations, as well as any related political activity, difficult. Sergei Goryashko from the BBC’s Russian service explains the reasons behind the Supreme Court ruling. We also get reactions from three LGBTQ Russians. Finally we hear from Ksenia Kuleshova, a documentary photographer who has been working with and observing the queer community in Russia for several years. Email: whatintheworld@bbc.co.uk WhatsApp: +44 0330 12 33 22 6 Presenter: Hannah Gelbart Producer: William Lee Adams, Benita Barden Editor: Verity Wilde and Simon Peeks

41 men were working underground in a tunnel in India when a nearby landslide caused part of it to cave in, trapping them inside. They were rescued after 17 days. BBC South Asia Correspondent Samira Hussain explains why it took so long - and what questions the authorities are facing in the aftermath.Chelsea Coates from the What in the World team describes what being trapped underground for ages can do to your mental and physical health. And Maimuna Jabbie from The Gambia and co-lead of The Great Green Wall is one of the young delegates at COP28. The Great Green Wall aims to create an 8000km ‘wall of trees’ spanning the entire width of the African Continent. Maimuna tells us about the initiative and what she’s hoping to achieve at the climate summit.Email: whatintheworld@bbc.co.uk WhatsApp: +44 0330 12 33 22 6 Presenter: Hannah Gelbart Producers: Chelsea Coates and Julia Ross-Roy Editors: Verity Wilde and Simon Peeks

It’s that time of year again where world leaders, business execs and loads of lobbyists and activists gather for a few weeks to try to make concrete plans to reduce emissions globally and compensate countries worst affected by climate change - it’s COP28 and hopes are high. This year it’s taking place in Dubai in the United Arab Emirates, one of the biggest oil producers in the world. And the President of COP is the head of the country’s state oil company. BBC climate reporter Georgina Rannard is at COP28 - she explains what it is and what’s going to be discussed. We hear from two young activists; Yabtsega Getachew from Ethiopia and Shreya KC from Nepal.Marco Silva, a BBC climate disinformation reporter debunks some myths about climate change you might have seen on your social feeds. Also: As Virgin flies the first big passenger plane using 100% alternative fuels across the Atlantic, we ask BBC Transport Correspondent Katy Austin how big a deal is this? And how green are these alternative fuels?Email: whatintheworld@bbc.co.uk WhatsApp: +44 0330 12 33 22 6 Presenter: Hannah Gelbart Producers: Alex Rhodes, Maria Clara Montoya and Julia Ross-Roy Editors: Verity Wilde and Simon Peeks

How often do you discover new music on TikTok? Chances are, quite a lot. That’s because TikTok is becoming a go-to app for finding and remixing music. Veneno is an example of this. It’s a song from the 1980s by Ronaldo Silva, which was sampled by Mari Merenda and Sophia Ardessore on TikTok, and then remixed by pop duo Sofi Tukker in Florida. We speak to Sofi Tukker (Sophie Hawley-Weld and Tucker Halpern) about why they fell in love with this song, and why they chose to release it. We’re also joined by the BBC’s Maia Beth, music commentator Derrick Gee, and Nigerian rapper Reggie Rankin’ who explain the pros and cons of the app.Email: whatintheworld@bbc.co.uk WhatsApp: +44 0330 12 33 22 6 Presenter: Hannah Gelbart Producers: Mora Morrison, William Lee Adams and Benita Barden Editors: Verity Wilde and Simon Peeks

P Diddy, Russell Brand, Jamie Foxx. Those are just three of the male celebrities who’ve been hit with sexual assault lawsuits in recent weeks. All three deny the claims. Those lawsuits were all filed because of a New York law with a one-year time limit, called the Adult Survivors Act. It’s led to a huge rise in accusations.Plus, BBC investigative reporter Rianna Croxford explains how the people she spoke to for her recent investigation into Abercrombie and Fitch have been using this law to take the fashion company to court.Email: whatintheworld@bbc.co.uk WhatsApp: +44 0330 12 33 22 6 Presenters: Hannah Gelbart Producers: Alex Rhodes, Benita Barden and Maria Clara Montoya Editors: Verity Wilde and Simon Peeks

By Monday morning, more than fifty hostages held in Gaza had been released as part of a deal between Israel and Hamas. The deal, which includes a four-day pause in fighting, came seven weeks after the 7 October attacks on Israel. In exchange, more than a hundred Palestinian women and teenagers have been released from Israeli jails.In this episode, the BBC’s Shaina Oppenheimer in Jerusalem and Jaidaa Taha in Cairo talk us through the detail. We also hear from Tossapol Chaisamritpol, a BBC reporter in Bangkok, who has been speaking to relatives of Thai hostages who have also been released. Plus, Frances Mao explains why New Zealand’s new government has made a U-turn on the country’s pioneering smoking ban.Email: whatintheworld@bbc.co.uk WhatsApp: +44 0330 12 33 22 6 Presenters: Hannah Gelbart Producers: William Lee Adams and Mora Morrison Editors: Verity Wilde and Simon Peeks

Cement is said to be responsible for 8% of global carbon emissions. In the search for an alternative, more sustainable construction material, building companies in Ghana and other African countries are reviving an ancient technique called ‘rammed earth’. Daniel Dadzie, a BBC reporter from Ghana, explains how you make it and why it’s seen as a greener option. Architect and academic Kuukuwa Manful explains the history of rammed earth and how European colonial authorities discouraged indigenous African building styles. Also: Fardowsa Osman, a BBC Somali reporter, describes the effect of the floods in Somalia and BBC Meteorologist Tomasz Schafernaker explains the two weather patterns that contributed to the devastation. Email: whatintheworld@bbc.co.uk WhatsApp: +44 0330 12 33 22 6 Presenter: Hannah Gelbart Producers: Alex Rhodes, Benita Barden and Julia Ross-Roy Editors: Verity Wilde and Simon Peeks

There’s been serious drama in Silicon Valley this week. On Friday the board of OpenAI, the multi-billion-dollar company behind ChatGPT, fired its CEO Sam Altman. By Wednesday he was back in the job. But this isn’t just an internal dispute for tech journalists. It’s about the future of artificial intelligence; whether it should be used for profit and whether it should be constrained. BBC tech reporter Shiona McCallum explains who Sam Altman is and how his most famous product, ChatGPT, works. Alex Rhodes breaks down a few of the most important AI terms being used at the moment. And to hear how other people away from Silicon Valley are using AI in their work, Valeria Diaz Romero from Bolivia talks about how her company uses it. Email: whatintheworld@bbc.co.uk WhatsApp: +44 0330 12 33 22 6 Presenter: Hannah Gelbart Producers: Maria Clara Montoya, Alex Rhodes and Julia Ross-Roy Editors: Verity Wilde and Simon Peeks