Chamber pocket of magma beneath a volcano

Why did large numbers of african migrate to the americas

Use your vocabulary words to complete the sentences below. more of the world's population is now concentrated in heavily populated urban areas known as a this is quite a contrast from the past when or native groups were either farmers or — hunters and gatherers who moved between places in search of food. advanced technology has led to the integration of world economics and cultures, in the world's more developed countries. this integration requires , the responsible use and management of natural resources.

In the developed world, women are increasingly more likely to delay childbirth until their mid- to late- twenties or long because