This book uses cutting-edge methods, such as big data mining methods on social media, generalized difference in difference, inoperational input–output models, improved data envelopment analysis, improved computable general equilibrium and others to calculate the economic impacts of climate and environmental disasters on China. This book provides the ideas, methods and cases of the redistribution of air pollution emissions in China through evaluating the benefits of meteorological disaster services and meteorological financial insurance. Using big data resources and data mining methods, as well as econometric models, etc., this book provides a comprehensive assessment of the economic impact of disasters in China and studies China's counterpart aid policy and international aid policy for disasters. This book is an academic monograph devoted to the China’s case study. The intended readership includes academics, government officials,graduate students and people concerned about China.