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Tree plantations (carried out in order to produce wood and wood-pulp products; this can be seen as an alternative to cutting down naturally-occurring forests). However, the term afforestation can also "imply the intentional conversion of native non-forest ecosystems to exotic tree cover and violate biodiversity safeguards".
Generally, silviculture is the science and art of growing and cultivating forest crops based on a knowledge of silvics, the study of the life history and general characteristics of forest trees and stands, with particular reference to local/regional factors. [2] The focus of silviculture is the control, establishment and management of forest ...
Wildlands Conservation Trust and Food & Trees for Africa (FTFA) are some of the oldest NGOs working to plant trees throughout South Africa—both established in the early 1990s. Greenpop is a national Social Enterprise established in 2010 which focusses on tree planting in sustainable urban greening and forest restoration in Sub-Saharan Africa .
Boscia senegalensis, commonly known as hanza, is a member of the family Capparaceae.. The plant originated from West Africa.Still a traditional food plant in Africa, this little-known fruit has potential to improve nutrition, boost food security, foster rural development and support sustainable landcare.
The foreground shows the transition from trees to no trees. These trees are stunted in growth and one-sided because of cold and constant wind. The tree line is the edge of a habitat at which trees are capable of growing and beyond which they are not. It is found at high elevations and high latitudes. Beyond the tree line, trees cannot tolerate ...
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Wind throw is the toppling of a tree due to the force of the wind, this exposes the root plate and adjacent soil beneath the tree and influences slope stability. Wind throw is a factor when considering one tree on a slope; however, it is of lesser importance when considering general slope stability for a body of trees as the wind forces involved represent a smaller percentage of the potential ...
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