Both kinds of waste are increasing steadily. Trend data for industrial wastes and hazardous wastes are not available. The study examined the area of wetlands, and the amount of land devoted to woods in each of the nine countries. Summary In sum, this study of environmental quality in nine nations reveals that environmental destruction is continuing, and in some cases accelerating, despite 20 years of substantial effort to reverse these trends. It seems clear that most of what has been tried in the past has not worked well enough to make a real difference.
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