| | 7.6 | Green Cities in Hungary László Makra, Univ. of Szeged, Szeged, Hungary; and S. Horváth and Z. Sümeghy |
| 3:43 PM | 7.7 | TLQ—an impact-related air quality index obtained on a daily basis Helmut Mayer, Univ. of Freiburg, Freiburg, Germany; and F. Kalberlah and D. Ahrens |
| 3:58 PM | 7.8 | Personal exposure to benzene in different urban environments—a case study Sofia Thorsson, Göteborg University, Göteborg, Sweden; and I. Eliasson |
| 4:13 PM | 7.9 | A Look at Cities as Agents of Global Change: An African Review Especially Liberian Case Moses A. Eben, Center for Environmental Education and Protection of Liberia, Monrovia, Liberia |