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تاریخ::
جنگلکاری
Upland afforestation with non-native conifers had its ori- gins in the late eighteenth and early nineteenth centuries, when landowners such as the Duke of Atholl planted them extensively on their estates.11 Manchester Corporation established conifer plantations around Thirlmere to control runoff in the catchment and reduce silting.
Concern over afforestation took on strongly nationalistic tones, as with the historian G.
The impact of afforestation can be appreciated when it is realized that in Scotland, during the mid-eighteenth century, only about 4 per cent of the land was
ing at a wider range of sites, rather than just the churches, castles and mansions that dominated early inventories, and at land- scapes rather than individual sites, notably in marginal areas where large-scale changes in land use, such as afforestation, pose a major threat.
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