You're looking at an ancient sand dune. What this means is that the place used to be like a sandy desert, similar to those in Africa. That is because the composition of sand is mostly silica, which appears in the form of quartz.
To know amount of precipitation , predict temperature, and length of growing seasonTo know amount of precipitation , predict temperature, and length of growing season
Answer:
<em>Wealthier countries have lower values than poorer countries for all of the following demographic measures except natural increase rate.</em>
Explanation:
The transition in the economic history of countries occurs when they move from a regime of low prosperity, high child mortality and high fertility to a state of prosperity, low child mortality and low fertility. This demographic transition is totally related to economic growth.
The natural increase rate has no significant impact in this transition. Many researches have shown that this indicator is not relevant for this transition