The correct answer is - Large numbers of migratory birds;
The number of the migratory birds has always been pretty high and it hadn't resulted in the drying up of the Ogallala Aquifer, not to mention that those birds can not even reach that water because it is underground. Also, the number of the migratory birds have been steadily lowering, so even if they were using that water for drinking, it wouldn't have caused the drying out.
The Ogallala Aquifer has started to dry out because of numerous reasons, with the usage of its water for irrigation being the prime reason. The droughts have become longer, and the temperatures little higher, while the rainfall slightly smaller, so all of that affected the reserves of water in the aquifer negatively.
<span>The answer is a strike. Labor strikes are caused whenever workers have a disagreement with their contracts at their employment. The workers gather in mass and refuse to work in the hopes that their employers will hear their concerns and meet their demands for better working conditions.</span>
The two most important events in creating ISIS were the US-led invasion of Iraq in 2003 and the outbreak of the Syrian civil war in 2011.
After the defeat of Japan in World War II, the United States led the Allies in the occupation and rehabilitation of the Japanese state. Between the years 1945 and 1952, the U.S. occupying forces, led by General Douglas A. MacArthur, enacted widespread military, political, economic, and social reforms.
