Some twenty five countries have experimented with environmental accounting over the past twenty years. A few European countries have established physical accounting systems which are routinely compiled and applied to economic and environmental policy-making. Many other countries have undertaken more limited or one-time experiments and case studies with monetary environmental accounts, focused on issues such as forestry, soil erosion, and minerals depletion. A few examples suggest the richness of their experience. · Norway has compiled physical accounts focused on energy resources and air pollution. They use these data as an input into a macro-economic model with which they explore the environmental and economic feasibility of different growth strategies
