Cold war<span>competition between the United States and the Soviet Union for world power from 1945 to 1991</span>
Beneath Florida are
structures made up mostly with carbonaceous rock such as limestone and
dolostone overlaid with mixtures of sand and clay. When groundwater passes
through this structure, the carbonates are slowly dissolved and thus creating sinkholes.
<span>For centuries, sinkholes have
found popular use as disposal sites for various forms of waste.</span>
the answer is 4
the Panhandle, North Texas, South Texas, and West Texas.