Small Changes is a podcast series of one-on-one interviews with people who've seen a problem in the world and set out to change it – often in small and unexpected ways
https://www.theguardian.com/global-development/series/global-development-podcast
The doctor from Myanmar faced with 1 million patients and a plague of rats
When disaster struck his community in remote Chin state, Dr SaSa rushed to help – and found himself trying to treat 400 people a day