TitleThe state of transboundary air pollution, 1989 update : report prepared within the framework of the Convention on Long-Range Transboundary Air Pollution.
pt. 1. Annual review of strategies and policies for air pollution abatement - pt. 2. The 1987 forest damage survey in Europe - pt. 3. Effects of mercury related to long-range atmospheric transport - pt. 4. Effects of some heavy metals related to long-range atmospheric transport - pt. 5. Economic and cost impact of air pollution abatement strategies.