CONCERNED that emissions of sulphur and other air pollutants continue to be transported across international boundaries and, in exposed parts of Europe and North America, are causing widespread damage to natural resources of vital environmental and economic importance, such as forests, soils and waters, and to materials, including historic monuments, and, under certain circumstances, have harmful effects on human health,
ZASKRBLJENE, da emisije žvepla in drugih onesnaževal zraka še naprej prehajajo prek mednarodnih meja in, na izpostavljenih mestih Evrope in Severne Amerike, povzročajo široko razširjeno škodo na naravnih virih, ki so bistvenega pomena za okolje in gospodarstvo, npr. gozdovi, prst in voda, in na materialih, vključno z zgodovinskimi spomeniki, ter imajo v določenih okoliščinah tudi škodljiv vpliv na človekovo zdravje,