Karachi: Department of Chemistry, Jinnah University for Women, organized a seminar on Monday.
Professor of University of Albany, USA, Dr Hyder Abbas Khwaja spoke on the issue of air and environmental pollution. He said like Karachi air pollution has caused an increase in cardiovascular diseases in other big cities of world.
He said in Karachi there are more than 72 main sources that affect the environment. If pollution is not controlled it would further complicated the issues. He said it is the duty of government and citizens to keep environment clean.