Black Death killed almost 75 to 200 million people. It reduced the population by 1/3
Lack of food; changes in environment that affect agriculture and hunting ability; disease (for example, the Black Plague); genocide
A prey
Vatican City is the smallest country in Europe by size and population!
Water is one of the main environmental variables that can affect the size of a population. For a population to thrive water must be both available and safe for drinking.
It's the population of the state, not the size
Competition for resources like food and shelter among individuals in a population can affect the population size. Strong competition may limit the availability of resources, leading to a decrease in population size.
Read chapter one of enviornmental that u got from class
the # of individuals in a population, or population size, can affect the population's ability to servive.
the factor are Death Rate Birth Rate Immigration
9 to 11 inches
very carefully
Russia by far. Europe's population is over 5 times that of Russia, but its size is less than 2/3 that of Russia's. Europe's population density is about 72/km2 while Russia's is about 8/km2; Europe's population density is about 9 times that of Russia's.