Glaciers Are Now Shrinking in More Places and at More

question 39

True/False

Glaciers are now shrinking in more places and at more rapid rates than at any time since scientists began keeping records.

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Definitions:

Replacement Level Fertility

The fertility rate at which a population exactly replaces itself from one generation to the next, without migration, typically around 2.1 children per woman.

Total Fertility Rate

An estimate of the average number of children a woman will have during her reproductive years, typically used as an indicator of population growth.

Refined Birth Rate

A statistical measure of the number of live births in a year, typically expressed per 1000 people in the population, adjusted for specific criteria or demographics.

Demographic Transition

The process by which a country moves from high birth and death rates to low birth and death rates through stages of development, often leading to a stable or declining population.