According to economic theory, countries dependent on agriculture and allied activities ie primary sector, grow slowly and remain under-developed or developing economies. The export the raw material to the rest of the world. ... So Secondary sector is most important for the growth of and economy.
The struggle in Java with population is OVER POPULATION. Java is densely populated because the volcanic soil is more fertile
Volga River is the longest river in Europe.
It is also a source of hydroelectricity for many Russian cities along its basin
“They both show surface shape and composition on earth's surface.”-Quizlet Hope this helped.