Reforestation (noun)

1. The process of planting trees in a area where the forest has been cut down or destroyed.
2. The state of being reforested after having been deforested before.

Origin:

From the latin word "re-" meaning "again" and "forest" meaning "a dense growth of trees".

Examples:

1. Reforestation is important to combat climate change and protect biodiversity.
2. The government is implementing a reforestation program to restore the natural habitat.
3. The non-profit organization is working on reforestation projects in the Amazon rainforest.
4. The company's sustainable practices include reforestation efforts to offset their carbon emissions.
5. Reforestation is a key strategy for soil conservation and erosion control.