Control of Pollution
We have seen that pollution affects human health, 'vegetation, crop yield, trees, fisheries, forests, buildings, archaeological monuments, tourism. These adverse impacts can be quantified in concrete monetary terms. It has been estimated that pollution-induced damages amount to 2% in USA, 1% in Canada, 3% in UK and 6% in Germany of their Gross National Product (GNP). Such a data is not available for developing countries. Pollution can be controlled at two levels: