Depends on what type of glacier, usually about 20-60metres
Bruhhh this question is so unnescarry its physics bro
Answer:
increase in farming land
Explanation:
this is because during that time Europe experienced a return to systematic agriculture in the form of feudal systems.
Answer:
Rivers.
Explanation:
Most of Africa is covered with deserts and savannahs which are difficult to live in but rivers around the continent helped make sure cities and civilizations flourished.