 And can a new generation tackle online distortions amid all the other challenges they're facing? I see apathy, which I don't think is necessarily because people don't care. It's because they don't have the time to be thinking about climate change when they don't have the money to fuel their home or they don't have the money to eat a balanced meal. I'm Babita Sharma, and this is the documentary Who's Truth? from the BBC World Service. A series where we meet Nobel Prize laureates who are fighting conspiracy theories