Forestry is the science and practice of wisely managing and using natural resources that are associated with forests. These forest resources are plants, wildlife, soil, wood, water, fish, etc. Forests are important for the survival of human beings. They provide us with oxygen, food products such as fruits, vegetables, nuts, medicines, and raw material for manufacturing sugar, paper, rubber, etc. Forests also prevent landslides and loss of fertile soil during heavy rains and floods.