It means that sewage does not flow, and mosquitoes on still, dirty water can cause infections and malaria. It can cause sanitation problems.
It should be true as exactly 7.52% is arable land which rounds up to 8%
Answer:
The geographer in the passage is focused on human geography.
Explanation:
Human geography is part of geography that focuses on humans, their activities in the environment (both natural and anthropogenic), their characteristics, movements, as well as the reasons for any of them. Not to be mistaken though, despite humans being in the center of this part of geography, everything is connected with physical geography in one way or another, thus there are a lot of connections between the two major branches of geography.
In this case, the geographer is gathering data about the migration of people from one country to another in a given time period, as well as looking for patterns in that time period to find out why is that the case. Basically, the geographer is researching human activity, from one human-based creation to another, but all of that happening in the physical sphere, thus it is of interest to human geography, but as mentioned it is easy to see that there is a connection with the other part of geography as well.
The American Smelt averages 10inches in length, most species are Marine, and the feeding habits are destructive and sometimes cannibalistic.
The primary distinction between historic archeologist and prehistoric archeologist is that the former have access to written records.
Historic archeologist deals with the archeology if the recent past, with a short period of time. While the prehistoric archeologist deals with the time period prior to written records, it deals with a longer span of time.
