Search

Patterns in atmospheric carbonaceous aerosols in China: Emission estimates and observed concentrations

Journal Article

 

China is experiencing severe carbonaceous aerosol pollution driven mainly by large emissions from intensive use of solid fuels. To gain a better understanding of the levels and trends of carbonaceous aerosol emissions and the resulting ambient...

Atmospheric surprises: Why is monitoring trace gases so important now?

Event

Speaker: Jim Elkins Jim Elkins, Halocarbons and other Atmospheric Trace Species Group Group Chief, Global Monitoring Division/Earth System Research Laboratory, National Oceanic and Atmospheric Administration (NOAA) Abstract: The speaker will discuss CFC...

Quantifying the uncertainties of a bottom-up emission inventory of anthropogenic atmospheric pollutants in China

Journal Article

The uncertainties of a national, bottom-up inventory
of Chinese emissions of anthropogenic SO2, NOx, and
particulate matter (PM) of different size classes and carbonaceous
species are comprehensively quantified, for the first
time, using Monte Carlo...

Potential Changes in the Sensitivities of Inorganic Fine Particulate Matter to Precursor Emissions in China

Event

Speaker: Mingwei Li Mingwei Li, Ph.D. Candidate, Department of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology Abstract: Atmospheric fine particulate matter (PM2.5) can penetrate deeply into the lungs and circulatory...

Establishment of a database of emission factors for atmospheric pollutant emissions from Chinese coal-fired power plants

Journal Article

Field measurements and data investigations were conducted for developing an emission factor database for inventories of atmospheric pollutants from Chinese coal-fired power plants. Gaseous pollutants and particulate matter (PM) of different size fractions...

China's CO2 Emissions

News

How accurate are estimates of China's emissions of carbon dioxide?: Recent CO2 trends, spatial distributions, and uncertainties. [[{"fid":"812786","view_mode":"default","type":"media","attributes":{"height":"431","width":"659","alt":"CO2 emissions diagram...

Evaluating the effects of China's pollution control on inter-annual trends and uncertainties of atmospheric mercury emissions

Journal Article

China's atmospheric mercury (Hg) emissions of anthropogenic origin have been effectively restrained through the national policy of air pollution control. Improved methods based on available field measurements are developed to quantify the benefits of Hg...

Vehicle Emissions in China: Bridging Science and Regulation

Event

A Harvard-China Project Research Seminar with Huan Liu, Professor, School of Environment, Tsinghua University; Visiting Scholar, Harvard-China Project Abstract: Over the past two decades, China has undergone drastic changes in air quality, with control of...

《财富》杂志刊登何博士和Nielsen总监有关中国空气污染困境的专栏文章

News

哈佛大学中国项目执行总监Chris Nielsen先生与项目经济学家何文胜博士在 《财富》杂志（包括 《财富》杂志中文版）发表专栏文章，阐述了中国处于红色警报级别的空气污染情况之所以如此难以遏制，其背后被低估了的原因是什么。这些因素各种各样，与大气化学、气象、经济、政治等方面都有关。文章中参考的研究资料出处如下： 关于中国成功地降低了二氧化硫和氮氧化物的排放及其对空气质量的影响： C. P. Nielsen and M. S. Ho, eds. 2013. 《中国更晴朗的天空：兼顾空气质量、气候和经济目标...

Top-down Constraints on China's Emissions Using Atmospheric Measurements

Event

Speaker: WANG Yuxuan WANG Yuxuan, Associate Professor, Center for Earth System Science, Tsinghua University Sponsored by China Project, Harvard Paulson School of Engineering and Applied Sciences

Top-down estimate of black carbon emissions for city clusters using ground observations: A case study in southern Jiangsu, China

Event

Speaker: ZHAO Yu ZHAO Yu, Professor, School of the Environment, Nanjing University; Postdoctoral Fellow Alumnus and Collaborator, Harvard-China Project Abstract: Black carbon (BC) is an important component of atmospheric particulate matter and is emitted...

哈佛大学中国项目研究简报: 评估中国的人为源二氧化碳排放

News

= 哈佛大学中国项目新推出的研究简报，針對非专业人士阅读的研究摘要。此簡報第三篇。 出版物: Archana Dayalu, J. William Munger, Yuxuan Wang, Steven C. Wofsy, Yu Zhao, Thomas Nehrkorn, Chris P. Nielsen, Michael B. McElroy, and Rachel Chang. 2020. “Evaluating China's anthropogenic CO2 emissions...