Sinkholes can for when:
A. <span>Rainwater containing carbon dioxide dissolves underground rock
</span>Water in an underground rock<span> or sediment layer is groundwater. </span>Underground<span> water </span>can<span> also erode and deposit material. </span>Rainwater<span> absorbs </span>carbon dioxide<span> (</span><span>CO2) as it falls. The CO2 groundwater creates landforms by </span>dissolving<span> away </span><span>rock.</span>
With a lack of resources, businesses are not able to keep up with production, causing a drop in products. with the drop in products will cause many businesses to lose money, and employees would have to be let go. aid farmers were to not be able to produce or sale their crops, they would not be able to make any profit, and the crops would not be used and would eventually rot. without the crops could bring a lack food in the cities. an example of a lack of resources is in the great depression with the dust bowl that caused the soil to be taken away from farms, and dust storms ravaged the plains.
Answer:
Deforestation
Explanation:
Sub-Saharan Africa simply refers to the southern part of the African continent which covers many of the countries. It covers a large geographical area. The area faces a lot of environmental problems that mostly includes the pollution such as water, soil, air, mining activities also affects the area, deforestation, and climate change.
From the above give options, deforestation is the major environmental problem in the Sub-Saharan Africa.
Hi there!
The answer is 3., but 1. is VERY close to the correct answer. 1. is incorrect, because the sun's rays do not slant, but the Earth does.
-AwesomeRepublic :)