Background report to the study above, describing the underlying alternative low-CO 2 energy scenario. By H kan Pleijel. A comprehensive review of the situation as regards ground-level ozone in the Mediterranean region, showing that the concentrations often exceed the levels at which harm can occur both to humans and vegetation. Despite the threat posed by ozone to agriculture and tourism, which are so important to the economies of the region, governments there are stubbornly opposing international efforts to bring about reductions of the emissions of air pollutants that lead to the formation of ozone. Study by Per K geson.
Shipping has clear environmental advantages.
An important drawback, however, is the high emissions of sulphur dioxide and nitrogen oxides. In comparison with additional measures taken on land, reducing emissions at sea would be very cost effective. This report presents the problems, as well as the technical and political opportunities to solve them. By H kan Pleijel et al. Study examining the outlook in the light of various assumptions as to the trend of emissions.