Final answer:
Afforestation can be sustainable when done responsibly and with proper management. However, if not well-planned or maintained, it can have negative consequences.
Step-by-step explanation:
Afforestation is the process of establishing a forest, or stand of trees, in an area where there was no forest. It involves planting trees on land that may have been previously used for other purposes such as agriculture or urban development. In terms of sustainability, afforestation can be considered sustainable if it is done in a responsible and well-managed manner.
For example, if the trees are selected based on their suitability to the local climate and soil conditions, and if there is proper management of water, nutrients, and pests, then afforestation can have long-term environmental, social, and economic benefits.
However, if afforestation is carried out without considering the local ecosystem or without proper maintenance, it can lead to negative impacts such as soil erosion, loss of biodiversity, and water scarcity.
Learn more about Afforestation sustainability