I. China Statistical Yearbook on Environment -2006 is prepared jointly by the National Bureau of Statistics, the State Environmental Protection Administration and other ministries. It is an annual statistics publication, with comprehensive data in 2005 and selected data series in last six years at national level and at provincial level (province, autonomous region, and municipality directly under the central government) and therefore reflecting various aspects of China’s environmental development.

II. China Statistical Yearbook on Environment -2006 contains 10 chapters: l. General Survey; 2. the Freshwater Environment; 3. the Marine Environment; 4. the Atmospheric Environment; 5. Solid Wastes; 6. Eco-environment; 7. Natural Disasters; 8. Investment in the Treatment of Environmental Pollution; 9. City Environment; 10. Rural Environment. Four chapters listed as the appendices are Environment Situation of Eastern, Central and Western; A Comparison of Environmental Indicators among The People's Republic of China and Other Countries /Areas; Main Environmental Indicators in the 10th Five-year Plan Period &11th Five-year Plan Period; Explanatory Notes on Main Statistical Indicators.

III. The national data in this book do not include that of Hong Kong Special Administrative Region, Macao Special Administrative Region and Taiwan Province except for territory and forest resources.

IV. Notations used in this book:
" ..." indicates that the figure is not large enough to be measured with the smallest unit in the table;
"(blank) " indicates that the data are not available;
" # "  indicates the major items of the total.

V. The institutions participating in the compilation of this publication include: Ministry of Water Resource, Ministry of Construction, Ministry of Land and Resource, Ministry of Agriculture, Ministry of Health, Ministry of Civil Affairs, State Forestry Administration, State Oceanic Administration, China Meteorological Administration, China Seismological  Administration. We would like to express our gratitude to these institutions for their cooperation and support in preparing this publication.