The forecast is: record-breaking heat, wildfires in the West, and extreme rainfall mayhem across the world. Maybe the strongest El Niño in 150 years. Following breaking climate news, we explore a return to mass famine – including real hunger in the UK and America. Food riots in the next few years are possible. Aled Jones. Cambridge: UK food riots past and future. American scientist Joshua Elliot warns risk of American “food shock”. Will the monsoons that feed a billion people fail? Gayatri Kathayat reports from India.