Torrential rain in Central China's Henan Province, typhoon In-fa on the East China Sea, deadly floods in Europe, heatwaves in North America, and severe sandstorms in Mongolia... The world has witnessed plenty of instances of extreme weather in 2021. Mother Nature has warned human kind time and again, in her own ways, that man and nature coexist in the same ecosystem, and that mankind must respect and protect nature, and follow its laws.