Demographers Estimate the Human Population in 2050 to Be Between

question 14

Multiple Choice

Demographers estimate the human population in 2050 to be between 7.8 and 10.8 billion - a range of three billion.Why is the estimated range so wide?

• A) More-developed countries routinely inflate their estimates.
• B) Projections are made by a variety of organizations.
• C) Fertility rates are calculated with a standard formula by country.
• D) Ranges include maximum and minimum estimated casualties of war.
• E) Statistics regarding drought and famine are constantly shifting.

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Definitions:

Principal Repayment

The process of paying back the original amount of money borrowed, excluding interest, in a loan or bond.

Fixed-Rate Mortgage

A mortgage loan that has a fixed interest rate for the entire term of the loan, protecting borrowers from rising interest rates.

Principal Payments

Payments made on a loan that reduce the remaining balance of the principal amount borrowed.

Outstanding Balance

The outstanding balance is the amount of debt, or loan, that remains to be paid off.