The world's 10 most populous river basins will be vital for economic growth – but only if water shortage threat is tackled
Maritime transport accounts for at least 80% of global trade and includes significant quantities of potentially destabilizing commodities such as weapons, narcotics ammunition and other hazardous materials.
Sea transport is one of the least environmentally damaging modes of transport and, when compared with land based industry, is a comparatively minor contributor to marine pollution from human activities.
It is estimated that land based discharge (sewage, industrial effluent and urban/river run off etc.) and atmospheric inputs from land industry sources account for some 77% of marine pollution generated from human activities. In contrast, maritime transport is only responsible for some 12% of the total (see graphic)