Kamal: You know Karim uncle has cut down his hundred years old trees?
Hasan: Yes I know. And the trees were planted by his father.
Kamal: We have to plant a lot of trees. Because only trees can help us survive.
Hasan: Trees also prevent erosion. And with out trees our world will become desert. We will face drought.
Kamal: And trees keep the balance of ecology. They help to live the wild life.
Hasan: Trees help us to breathe in and live. It is also a source of our food and daily commodities.
Kamal: Our fire stick also comes from tree. We get timber as well.
Hasan: Tree is a must for rain. And with out rain our farmer can not grow any thing. As a result, for the lack of tree we will have to starve.
Kamal: Tree gives us shade and fruit.
Hasan: We collect food for our cattle from tree. Suppose, leaf of Jackfruit is a food for goat.
Kamal: Some trees are used as important medicine.
Hasan: You are right.
Kamal: We will plant more and more tree.
Hasan: And we will persuade the people to plant tree.
Kamal: Tomorrow we will discuss it with our agriculture teacher.
Hasan: Good suggestion. So, good bye now. Meet tomorrow at school
Kamal: Good bye