Fill in the blanks with the right linker.
Logging had led to landslides and floods ......... scarcity of water, fodder and fuel. ............. provide these basic needs, the scarcity meant longer walks to satisfy the needs. knew that the real value of forests was not the timber from a tree ............. the springs and streams. The * declared ......... they would hug the trees. (but, that, since, and)