Answer:
Massive industrial agriculture operations disturbed the solid with large petroleum powered equipment.
Explanation:
The period of dust storms that damaged the agriculture and ecology of Canadian and American prairies during 1930's is called dust bowl. It is called Dust Bowl because choking dust and high winds swept the region from Texas to Nebraska killing livestock and people, the crops also failed in the region affected by Dust bowl.
Extended drought coupled with economic depression, poor agricultural practices, high temperatures and wind erosion all contributed to the Dust Bowl.
The farmers lost their homes and livelihood, and their crop prices fell below the subsistence level due to the Great depression. More than one hundred million acres of the southern plains turned into a wasteland, Texas, Kansas, Oklahoma, New Mexico and Colorado were most affected. There were 14 dust storms in 1932 and 38 in 1933.
The federal government sent the aid to the drought affected states in 1932.
The committee of correspondence spread their influence throughout the colonies.
Is that a good example?
The action of keeping something harmful under controls within limits
Qanat are still used in many countries but the most common is Turpan and China!
