According to logic process of carbon reduction in China which is from measurement to reduction, from reduction to offsetting, measurement of carbon emission in tourism industry was the first and key step. Based on life cycle assessement theory and input-output analysis, the article used economic and environmental measurement technologies, System of National Accounting ( SNA) , Tourism Satellite Account ( TSA) , System of Integrated Environment and Economic Accounting ( SEEA) , and so on, and buit up topdown carbon emission analysis framework fo...