What are some possible solutions to the environmental issues in central and east Asia

How did the incas unite the andes mountains?

Which character of government describes athens not sparta?

How were the okanogan highlands formed? a. by subduction, which caused huge folds in earths surface b. as a result of retreating glaciers carving great valleys into the earth c. when molten rock from under the earth approached the surface d. when the collision of volcanic island chains and ocean rocks formed new earth