While the COVID-19 pandemic continues to be the biggest public crisis, another catastrophe has barred its teeth to humanity in 2021 — extreme weather events. Scientists have been warning for years that global warming will lead to climate change and extreme weather. But there are still so many climate change deniers. In this episode of BizBeat, CGTN's Zheng Junfeng analyzes global climate change and fights back the global warming denial narrative prevalent in the West.