Reforestation refers to planting of trees in a area, that is regenerating the foresta rea by planting the tress again, to that forest area which have been destroyed by humans for their benefits.
IMPORTANCE:
1) Reduces carbon dioxide in air: Reforestation increases number of plants , thus more carbon dioxide gets absorbed by those plants and the air quality improves.
2) Reforestation prevents soil erosion: The roots of trees holds the soil in place thus preventing the erosion and preventing water pollution.
3) It helps in the improvement of water cycle thus increases the amount of rain and reduces the lack of water.
4) It increases the production of plant products such as gum, latex, fruits and vegetables, bamboo, etc.