resilience to avert future ecological destruction forced migration and conflict said killeleaclimate concernssince 2019 the world has become less concerned about climate change dropping by 15 to 487 regions exposed to the highest levels of ecological threat are on an average the least concerned with climate change with subsaharan africa and south asia as of greater concern the report statedin china the worlds largest polluter only 20 of citizens believed climate change was a serious concern falling 3 since 2019 one of the lowest in the worldthe third largest polluter india scored poorly at 39 but improved by 37 the united states the worlds second largest polluter showed slightly more concern than the global average at 515 it addedthe report concluded that with natural disasters becoming more frequent communities would struggle to recover before the next one occurs this can lead to forced mass migration