Outline two more sources of evidence for long-term climate change during the quanternary period?

Why does physical weathering speed up the processes of chemical weathering? a) physical weathering requires abundant water, as does chemical weathering. b) physical weathering produces fresh surfaces for chemical weathering to attack. c) chemical weathering can occur only on small surfaces, not large ones. d) chemical weathering requires salt, which is provided by salt wedging.

In a economy individuals answer the three basic and the central authority or leaders have little say in the economy.

What factors of japan’s geography make it necessary for it to import so many goods?