In Bangladesh, rising waves rob humble islanders of their livelihoods. In California, wildfires and heatwaves are unbearable for those without the means to protect themselves. And in Japan, floods force scores of elderly residents into temporary housing, away from their beloved communities. Climate change is overwhelmingly caused by a wealthy few, but felt more acutely by the Most Affected People and Areas, or MAPA. We find out why the answer to this crisis lies in listening to their voices.