Answer:
He proposed a $10 billion land reclamation project to end the Dust Bowl. Long promised free medical service for all citizens and what he called a "war on disease" led by the Mayo brothers. These reforms, Long claimed, would end the Great Depression. His opponents argued his policies and methods were unconstitutional and dictatorial. At its climax, political opposition organized a minor insurrection. Long was elected to the U.S. Senate in 1930 but did not assume his seat until 1932.
Explanation:
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Adapt their breathing rate due to less air pressure being pushed on them.
