Aside from low birthrates and high death rates, what can cause a country's population to decline?
immigration
increased food supplies
emigration
diffusion

Which of the following statements about this graph is accurate? world grain production has increased in every year since 1950. the amount of grain grown between 1950 and 1980 decreased. world grain production has generally increased between 1950 and 2010. more grain was grown in 1950 than in any other year.

Are there any english colleges in south korea for americans that is international ?

How did europeans and the introduction of european goods and ideas change native life ?