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The Southern Ontario Centre for Atmospheric Aerosol Research (SOCAAR) at the University of Toronto is an interdisciplinary centre for the study of air quality, with a focus on how aerosols impact human health and the environment. SOCAAR brings together medical personnel, atmospheric chemists and environmental engineers, and promotes collaborative research through access to state-of-the-art facilities and partnerships with government and industry.

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SOCAAR is also affiliated with The Canadian Aerosol Research Network (CARN), a new initiative formally uniting the collective expertise of leading Canadian aerosol researchers from the University of Toronto, Dalhousie University and the University of British Columbia.

Visit the web sites of affiliated Principal Investigators...

News and Events

New studies from SOCAAR researchers show vehicle air pollution in Ontario travels 3x farther than originally thought. Click here to watch the Global News coverage. 


CP24 reports on SOCAAR's latest air pollution study and map highlighting the city's most polluted neighbourhoods. Click here to read the news report. 


Prof. Evans’ spoke about the impacts of atmospheric and aerosol research on health and climate at the 2015 John Adjeleian Lecture. Click here to watch the lecture.
Nadine Borduas spoke about the atmospheric sources and sinks of isocyanic acid at the SOCAAR Seminar on Feb 4. Click here to read the abstract.
SOCAAR is looking for new graduate students for some exciting thesis projects