1- how does geography affect urbanization 2- how does geography affect cultural exchange

Geography plays a role in movement of population which leads to cultural exchanges.

Explanation:

The concept of urbanization deals with the population, industries, and dwelling units. Geography does affect the process of urbanization, as the development of transport, trade, and communication networks in the world are affected by this aspect.  The rise of demands, growth of population, and rise in the living stands of people. Apart from that availability of resources like the land, labor, and capital also play an important role in the process of transformation of rural to urban.  The culture of a place is a product of man and land interaction. The exchange takes place when people move from their place of origin to the place of destination in search of opportunities. The impact of climate, the landscape has affected the behavior patterns of the people of different regions.

Answermongolia;

Aeolian processes,  pertain to  wind  activity in the study of  geology  and  weather  and specifically to the wind's ability to shape the surface of the  earth  (or other  planets). winds may  erode, transport, and deposit materials and are effective agents in regions with sparse  vegetation, a lack of soil moisture and a large supply of unconsolidated  sediments. although water is a much more powerful eroding force than wind, aeolian processes are important in arid environments such as  deserts