Trees are one of best thing nature has provide us. Trees serve mankind in a variety of ways. They provide us with medicinal herbs, lace, rubber, oil and many other useful things. Each part of the tree- roots, stems, leaves, flowers fruits – is used in our food. Wood is the most valuable product that trees give us. It is used as fuel and firewood . Wood is used to make furniture. Trees release oxygen which we need for our life. They also absorb the carbon-dioxide . They purify air. They maintain balance of gases in air. Thus they control air-pollution . They attract rain. It is very important for our agriculture. Their roots hold the soil together. They prevent soil-erosion and maintain fertility of land. They are the natural habitat of many animals and birds and offer us cool shade during summer. Trees protect us from inclement wind also. They also add to the natural beauty. Thus, trees play an important role in our life. Trees are valuable natural resource. We should conserve them with great care.