Book Description: This is the first modern review of the effects of pollutants on both the abiotic and biotic environment of the North Sea. The reader will find general information on the input, the distribution and the influence of pollutants on various parts of the ecosystem, including isolated events like oil spills. Furthermore, mathematical modelling is used to predict the environmental impact of contaminants, and it is demonstrated how methods of systems approach can be applied to the management of environmental problems.