<span>a slow increase in the overall temperature of the earth's atmosphere generally attributed by increased levels of carbon dioxide, chlorofluorocarbons, and other pollutants.</span>
The answer is recharged by precipitation
B. The continents on a map looked like they fit together.
A is the theory he proposed <em>after</em> making this observation
C and D would disprove his theory, not support it.
In 2012, the amount of farmers, ranchers and other agricultural managers was 3.2 million. Also, 757,900 estimated agricultural workers were legally employed in the US.
