afforestation
noun /əˌfɒrɪˈsteɪʃn/
/əˌfɔːrɪˈsteɪʃn/
[uncountable] (specialist)- the process of planting areas of land with trees in order to form a forest
compare deforestation人工造林;(无林地)造林 词源early 16th cent.: from medieval Latin afforestare, from ad- ‘to’ (expressing change) + foresta ‘forest’ + -tion.