Is rocky mountains a transportation barrier or corridor?

How did geography influence the development of ancient greece?

Why is the price of rice so important? a. rice prices must be kept within reach of the poorest peopleb. rice prices must make a large profit or no one will grow itc. rice prices impact the cost of fruits and vegetables on neighboring farmsb. rice prices have no real importance other than to large corporations

What role did the waterways of europe play in development of europe's economy