What does it mean if a nation has a high dependency rate

If a nation has a high dependacy rate it means that the nation has a large amount of children, YOUNG children under the age of 18 that must be provided for and taken care of. Hope I helped :)

Young population

Explanation:

The economic geography and the demography and the social geography is an age-old population ration that is based on the labor force and consists out of the dependent population as form 0 to 14 and those of 65 plus at the senior citizens and those that are in the workforce are typically for 14 to 65, and this ratio is essential for the governments, and economists, and bankers, business, industry, universities and all other major economic segment of the country. Higher the ratio this will include the financial stress and the lower the ratio is the better is it for the society and the nation. The stable government recognized by the bell-shaped demographic pyramid as it has expanding population as compared to the decline and old aged population like Japan and Europe.

It's lithogenous i believe of course i looked it up.