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… Sulphur Protocol and subsequent protocols, has been the reduction in acidification, or “acid rain”, which was causing … policy, act or rules (Figure 16); and 104 had vehicle emission standards (Figure 17) (United Nations Environment … energy efficiency Clean production incentives Vehicle emission standards Fuel sulfur content Public transport …

… Convention) Chemicals/Pollutants International pollution reduction action already agreed (mainly through multilateral … evidence exists to advance risk reduction action • Enforce emission and release standards if in place, establish … world. Cities, which have both a high concentration of emission sources and a high density of people, feel keenly …

… development and immune system Water and air purification, reduction of plant biomass, altered climate regulation … immunity suppression, increased antimicrobial resistance Reduction of available food due to contamination, control of pests and vectors, reduction in productivity and cycling of nutrients, distorted …