Urbanization and Air Pollution: Then and Now

By David D. Parrish and William R. Stockwell

Analysis of decades of mitigation efforts in Los Angeles demonstrates that air quality in megacities can be greatly improved.
Since the beginning of the industrial revolution, people have increasingly congregated in urban areas so that as of 2005, more than half of us lived in cities [Cohen, 2006], There are about 28 megacities, defined by populations greater than 10 million. Most projected future growth in the world’s population will occur in urban areas [United Nations, 2014].To read the article, please click the link below:
https://eos.org/features/urbanization-air-pollution-now
Dr. William Stockwell, Professor of Chemistry at Howard University, and NCAS Co-PI.