Efficacy of Regional Air Quality Policies in China

China implemented aggressive emission controls in Autumn-Winter 2017-2018 in the Beijing-Tianjin-Hebei (BTH) region in North China to curb poor air quality in winter. Here we use the national monitoring network, satellite observations, and the GEOS-Chem chemical transport model to assess the efficacy of these emission controls.

Image

Change in PM2.5 during and before a strict emission control period in Beijing-Tianjin-Hebei

People: Gongda Lu

Funding: China Scholarship Council funding to Gongda

External Collaborators: Tuan Vu, Zongbo Shi, Qiang Zhang, Lu Shen, Gan Luo, Fangqun Yu, James Lee

Tools: GEOS-Chem, Chinese and Beijing monitoring networks, MEIC emission inventory

Reference:

G. Lu, E. A. Marais, T. V. Vu, J. Xu, J. D. Lee, Q. Zhang, L. Shen, G. Luo, F. Yu, Z. Shi, Assessment of strict autumn-winter emission controls on air quality in the Beijing-Tianjin-Hebei region, in progress.

Back to regional air quality page