afforestation

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