Sustainable development implies a change in all aspects of life. Justify the statement.

In the context of the conservation of natural resources,explain the terms reduce,recycle,and reuse. From among the materials that we use in daily life,identify two materials for each category.

Due to the active and willing participation of the local community,the Sal forests of Arabari underwent a remarkable recovery by $1983$. $A$ previously worthless forest was valued ₹ $12.5$ crores.
$(a)$ Explain how it became possible to bring such a change.
$(b)$ Mention any two values shown in this approach of forest management.

The important message conveyed by the 'Chipko Movement' is

List two advantages associated with water harvesting at the community level.

In Gujarat,how much area is covered by forest (in $,\%$)?