Latest version最新版本

The MEIC model contains anthropogenic emissions of ten pollutants and greenhouse gases from 1990 to 2015 for mainland China. The latest version is 1.2, released in February 2015.


1. Update to 2015;
2. Consider unit-based operation hours for power plants;
3. Update technology distributions of industrial boilers;
4. Update control technology distributions of ferrous and non-ferrous industries;
5. Fix errors in the activity data of paint uses, chemical production and livestock;
6. Update sulphur content of residential coal;
7. Update the emission factors of power plants, industrial boilers and solvent utilization according to latest measured data; update CO2 emission factors of coal using year-to-year variations in calorific value.

1. 数据更新至2015年;
2. 电力部门计算引入逐机组发电小时信息;
3. 更新了工业燃煤锅炉的技术比例;
4. 更新了钢铁和有色金属行业的污染控制技术比例;
5. 修正了涂料、化工产品、家禽等部分活动水平的错误;
6. 更新了民用部门煤炭含硫量;
7. 根据最新的排放测试结果,更新了电力、工业锅炉、涂料使用过程的部分排放因子,同时燃煤CO2排放因子引入燃煤热值的年际变化。

Update history更新历史

February 2015, update to v1.2.
June 2012, release v1.0.


Online data在线数据

It is free to download following data on-line now: emissions data in years of 2008, 2010, and 2012 for version 1.2 and emissions data in years of 2008 and 2010 for version 1.0, including provincial and gridded data summarized in five sectors: power, industry, residential, transportation and agriculture. Monthly gridded emissions are provided with 1/4, 1/2, and 1 degree resolutions. NMVOC emissions are lumped into five mechanisms: SAPRC99, SAPRC07, CB05, CBIV and RADM2.