Climate change is a serious challenge confronting all of humanity.China has always adhered to the green and low-carbon development path,actively responding to climate change.Since 2015,the country has successively implemented action plans of air,soil,water pollution prevention and control,and launched a tough battle against pollution in 2018.With the increasing investment in new energy,optimization of the energy structure,and continuous improvement of environmental governance,China's ecological environment has improved significantly in recent years.